Answer: Metamorphic
Explanation:
Answer:
metamorphic
Explanation:
it was correct on test
what are two methods they are potentially using to deal with the oil spill or lessen the ecological effects?
Two methods potentially used to deal with the oil spill are 1) Shoreline Washing: Waterskin washes oil from the shoreline into the water for easier collection. 2) Boom: Long Floating Interconnect Barriers are used to minimize the spread of oil spills.
How can the impact of an oil spill be reduced?Containment and skimming is accomplished by mechanical means such as: using booms and skimmers. Outriggers are floating physical barriers that prevent oil from spreading, and skimmers, modified boats, skim oil from the surface. Once oil reaches or spreads on shorelines, it becomes more difficult to remove.
What is the most effective oil spill removal method?On-site burning is far more effective than other oil spill removal methods. It can remove up to 98% of oil. However, it cannot be used for all accidents. The spilled thickness should be at least 3 mm on the burning surface.
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On the ventral surface of the brain, you can observe the optic nerves and chiasma, the pituitary gland, and the mammillary bodies. These externally visible structures form the floor of the __________.
On the ventral surface of the brain, you can observe the optic nerves and chiasma, the pituitary gland, and the mammillary bodies. These externally visible structures form the floor of the diencephalon.
Where is the diencephalon located?The diencephalon is the central part of the brain located around the third ventricle, superior to the brainstem (medulla, pons, and midbrain), and inferior to the corpus callosum and cerebral cortex.
The diencephalon is divided into four main sections including the epithalamus, thalamus, subthalamus, and hypothalamus. The largest and most significant part of the diencephalon is the thalamus, which is an ovoid gray matter structure that conveys information from the cortex to the rest of the nervous system and vice versa. The epithalamus is a small part of the diencephalon located on the back and tail of the thalamus. The subthalamus and hypothalamus are both located ventral to the thalamus. The subthalamus is involved in the regulation of movement, while the hypothalamus controls vital functions such as hunger and thirst.
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when sexual hormone production increases, bone growth a. accelerates rapidly; b. increases, but only in thickness; c. increases slowly; d. is not affected.
When sexual hormone production increases, bone growth accelerates rapidly.
What are sexual hormones?
Sex hormones are steroid hormones that interact with vertebrate steroid hormone receptors. They are also known as sex steroids, gonadocorticoids, and gonadal steroids. Androgens, estrogens, and progestogens are among the sex hormones . Their effects are mediated by both fast nongenomic mechanisms through membrane-associated receptors and signaling cascades as well as by slow genomic mechanisms through nuclear receptors. Although they serve significant sex-related roles, the polypeptide hormones luteinizing hormone, follicle-stimulating hormone, and gonadotropin-releasing hormone—all of which are connected to the gonadotropin axis—are typically not regarded as sex hormones.
Hence, sexual hormone production increases, bone growth accelerates rapidly.
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Why is an acid with a pH of 4 ten times stronger than an acid with a ph if 5
the (fill in the blank) refers to the style of life between extreme self-denial and ordinary life, which can lead to enlightenment.
The Middle Path refers to the style of life between extreme self-denial and ordinary life, which can lead to enlightenment.
The phrase "middle path" often alludes to avoiding two extremes in daily life, namely indulging in sensuous pleasures and practicing strict asceticism. Before renunciation, the Buddha was said to have led a very comfortable and rich life, according to the holy narrative.
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1.explain the relationship between the light reactions and the calvin cycle in photoautotrophs. 2.what is the function of the magnesium atom in a chlorophyll molecule? 3.where do replacement electrons come from in photosystem ii? 4.diagram the flow of an electron from photosystem ii to eventually winding up in a molecule of nadph. 5.explain how atp is produced in photosynthesis. 6.why are plants green in color? 7pare and contrast cyclic and non-cyclic photophosphorylation. include the products of each and the fates of those products. 8.why is water necessary for photosynthesis? 9.why is oxygen produced during the light reactions?
Photosynthesis is a process during which plants synthesise sugar using chlorophyll molecule and further this chlorophyll molecule along with mitochondria uses the sugar and convert it to energy molecule ATP.
1. The Calvin cycle receives ATP and NADPH from the light reactions and gives back ADP, Pi, and NADP+ to the light processes.
2. A magnesium ion stabilises the chlorophyll molecule at the core of the porphyrin ring and sends electrons down an electron transport chain to power the photosynthetic reaction.
3. water
4. Light hits PS2 and pigment molecule absorbs energy and gets excited to release electron. The electron is taken by the primary electron acceptor. Enzyme separates water into H+ (the two electrons) and O-, and supplies p680 with the electrons (strong oxidising agent). H+ is discharged into the thylakoid space, and oxygen from a split water molecule joins with another oxygen to produce O2.Photoexcited electrons travel from PS2 to PS1 through ETC. In PS1, electrons move to a lower energy level, supplying ATP with energy. As they descend, their energy pumps H+ into the chemiosis-related thylakoid luman. The electron in PS1 reaction complex P700 is excited by light energy that has been transferred there. After the electron passes through a second ETC, NADP+ reductase adds an electron, converting NADP+ into NADPH.
5. ATP synthase generates ATP by facilitating the flow of electrons back into the stroma.
6. Instead of absorbing green light, chlorophyll absorbs red and blue light. green light reflects
7. When the electrons from PS1 go to the ETC and produce ATP before returning, it is considered cyclic (no water required). Noncyclic occurs when NADP+ is converted to NADPH by NADP-reductase using electrons transferred from PS1 to PS2.
8. It serves as the sugar's supply of hydrogen.
9. After light energy splits water, the waste product, oxygen, is released into the atmosphere.
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PLSS HELP!!!!!!!
Tell what you know about what comparative anatomy is and how this study provides evidence for change over time.
How do the cells produced by meiosis
compare to each other?
A. Two of them are identical to each other.
B. They are all identical.
C. All four are genetically different.
In meiosis all four are genetically different. So, the correct answer is option (C) All four are genetically different.
Meiosis is the form of cellular department that creates egg and sperm cells. Mitosis is a fundamental system for existence. in the course of mitosis, a mobile duplicates all of its contents, such as its chromosomes, and splits to form two identical daughter cells.
Meiosis is a type of mobile department that reduces the wide variety of chromosomes within the discern cell by means of half and produces four gamete cells. This procedure is required to provide egg and sperm cells for sexual reproduction.
Meiosis takes place inside the primordial germ cells, cells exact for sexual duplicate and break free the frame's ordinary somatic cells. In instruction for meiosis, a germ cellular is going through interphase, in the course of which the complete cellular undergoes replication.
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which of the statements describes the alimentary canal? the gastrointestinal tract and the organs of the digestive system the section of the digestive tract that is involved with absorption of nutrients the path that food travels from the stomach to the beginning of the large intestine the tubular passage through which food enters, is digested, and unused waste is excreted
The alimentary canal, commonly known as the digestive tract, as well as other organs like the pancreas and liver make up the digestive system.
The systems that food and fluids pass through on their way to being ingested, broken down, absorbed, and expelled as feces. The mouth, throat (throat), esophagus, stomachs, intestine, gastrointestinal tract, rectum, and anus are among these organs. The digestive system's four essential processes are motility, digesting, absorption, and secretion. From the mouth to the anus, the digestive system is known as the alimentary canal. The portion of it that consists of the gastrointestinal tract is known as the GI tract. Digestion and absorption are the two functions of the digestive system. Food is broken down into tiny molecules during digestion, and these molecules are subsequently absorbed by the body.
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describe the structure of a molecule of hemoglobin and explain the role played by iron in the transport of oxygen.
Hemoglobin's structure has four heme groups, each has an iron molecule within the center used to bind and carry oxygen throughout the body.
The delivery of oxygen to the blood is one among iron's most significant roles. The first function of iron is to transport oxygen throughout your body in the hemoglobin of red blood cells so that your cells can make energy. Additionally, iron enhances myoglobin's capacity to store oxygen.
What about hemoglobin?Red blood cells include the protein hemoglobin, which transports oxygen to your body's organs and tissues and carbon dioxide from those tissues back to your lungs. You have a low red blood cell count if a hemoglobin test reveals that your hemoglobin level is lower than normal.When you have anemia, your body doesn't produce enough healthy red blood cells to provide your tissues with enough oxygen. Being anemic, or having low hemoglobin, can cause you to feel exhausted and frail. Anemia can have many various forms, each with a singular etiology. Your blood's hemoglobin helps carry oxygen from your lungs to your tissues. In muscle cells, myoglobin receives, transports, stores, and releases oxygen. By making dietary modifications and using supplements, many of us can increase their hemoglobin levels. To establish the proper supplement dosage, consult a physician. An individual might require additional therapy,like a blood transfusion, if their hemoglobin levels are still low. Your illness or injury is causing blood loss. Every time you lose blood, you lose iron. Women can experience low hemoglobin levels during their periods. If you’ve got internal bleeding, like a bleeding ulcer, you’llpotentially lose blood.Learn more about hemoglobin here:
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Are all living things made of cells?
Answer: Yes, All living organisms or things like animals or plants are made of cells.
Explanation:
why did you resolve your pcr products by electrophoresis and what is the purpose of the molecular weight ruler (ladder)
Since it allows us to separate the bands according to their sizes we resolve our PCR products by electrophoresis.
A series of standards known as a molecular-weight size marker, also known as a DNA ladder or an RNA ladder, is used to determine the general size of a molecule that is run on a gel during electrophoresis. The ladder allows you to determine the size of the unknown fragment by contrasting it to the nearest band in the ladder lane when run alongside an unidentified PCR result in an agarose gel. The effectiveness of the experiment depends on selecting the appropriate electrophoresis products for your nucleic acid analysis procedure. Leading Biology, a reputable provider of bespoke ladders, sells protein, DNA, and RNA markers with pre-determined fragment sizes and concentrations. These can be conducted in polyacrylamide or agarose gels.
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peripheral membrane proteins: group of answer choices are generally noncovalently bound to membrane lipids. can be released from membranes only by treatment with detergent(s). may have functional units on both sides of the membrane. are usually denatured when released from membranes. penetrate deeply into the lipid bilayer.
The response options in this group are typically noncovalently linked to the membrane lipids that compose peripheral membrane proteins.
What is Peripheral membrane proteins ?Extrinsic membrane proteins, also known as peripheral membrane proteins, are membrane proteins that are connected with biological membranes but only briefly bind to those membranes. These proteins either bind to integral membrane proteins or pierce the lipid bilayer in the periphery.
Directing and maintaining the internal cytoskeleton and elements of the extracellular matrix are two of the primary functions of peripheral proteins. Organelles, filaments, and tubules work together to create both of these structures.
Proteins that only associate with the membrane through electrostatic or hydrophobic interactions (Caldalkalibacillus thermarum type-II NADH dehydrogenase as an example) and proteins that anchor themselves in the lipid bilayer using a hydrophobic segment are two subtypes of peripheral membrane proteins.
What is lipid bilayer ? A thin polar membrane comprised of two layers of lipid molecules is known as a lipid bilayer. These membranes are flat sheets that surround every cell in a continuous barrier.The lipid bilayer serves as a barrier, retaining ions, proteins, and other molecules where they are required while preventing their diffusion into unintended locations.The creation of membrane microdomains that are helpful for biological processes depends on how a lipid bilayer moves between its two primary phases, the liquid crystalline phase (L) and the gel phase (L), during a transition.To know more about Peripheral membrane proteins please click here ;
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in the absence of oxygen, the process of occurs to regenerate nad so that atp production in can continue.
Only glycolysis can convert glucose into ATP in the absence of oxygen. But since glycolysis produces NADH, it must be converted back into it in order to carry on metabolizing glucose.
What takes place during glycolysis?The method by which glucose is metabolized to release energy is known as glycolysis. It generates ATP, NADH, water, and two pyruvate molecules. It doesn't require oxygen to take place because it happens in the cytoplasm of a cell. In both anaerobic and aerobic organisms, it happens.
What are the principal purposes of glycolysis?Sugar molecules are broken down during glycolysis to release energy needed for cellular metabolism. The cell's cytoplasm is where it takes place. The primary goal of glycolysis is to create countless ATP molecules, which are then used for different types of cellular metabolism.
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Summarize the phases of cellular respiration
The phases of cellular respiration is glycolysis, pyruvate oxidation, the citric acid or Krebs cycle, and oxidation phosphorylation and electron transport chain
Cellular respiration takes place in the cell of the living organism
There are three phase of cellular respiration
Glycolysis : glycolysis is the splitting of sugar comes from the Greek word sweet and lysis means to split and glycolysis is a series of reaction that extract energy from glucose by splitting it into two molecule of pyruvateKrebs cycle : also called as citric acid was discovered by Hans asolf Krebs in 1937 and it can be described as a metabolic pathway and that generated energy and this process happen in the mitochondrial matrix where pyruvate has been imported following glycolysisElectron transport chain : it is the stage involving the electron transport chain and the electron transport chain is the final stage in cellular respiration and it occur on the inner mitochondrial membrane and consist of several electron carrierKnow more about phases
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hydras are animals related to coral and jellyfish. hydras can reproduce sexually or asexually. why would hydras avoid reproducing asexually when conditions are difficult? (1 point)
Hydras avoid reproducing asexually when conditions are difficult because The high genetic diversity could mean that all of the hydras die, depending on the situation .
Hydra can reproduce asexually by budding and fragmentation. in the process of budding they develop a structure called as bud that develop and detached from the hydra body when they are matured .
Fragmentation, helps the body to divide into two parts with subsequent regeneration. These Buds are originate at the junction of the stalk and gastric regions . So hydra prefer asexual reproduction as the fragments formed are big enough that a different individual can regrow.
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Answer:
Reproducing more slowly would be a good way to take advantage of plentiful resources. :)
Explanation:
Label the parts of the below lipid molecule.
Is this a saturated or unsaturated lipid? __________________________
The lipid molecule shown in the image is a satured lipid.
What is a satured lipid?Saturated fatty acids are long carboxylic chains without double bonds in their structure jointly linked to a glycerol molecule. Saturated fatty acids are usually found in lipids and are solid at room temperature. Saturated fatty acids will contain many hydrogen atoms attached to their chain.
Its structure is linear and straight since it does not have double bonds in its hydrocarbon chain, like unsaturated fatty acids, so they can stay close to each other. For this reason its solid composition.
Therefore, we can confirm that the lipid molecule shown in the image is a satured lipid.
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When a glucose molecule loses a hydrogen atom as the result of an oxidation-reduction reaction, the glucose molecule becomes.
When a glucose molecule loses a hydrogen atom as the result of an oxidation-reduction reaction, the molecule becomes oxidized.
A molecule undergoes oxidation when an electron is lost or when its oxidation state is raised. A molecule loses energy when it is oxidised.
When a molecule is reduced, one or more electrons are added, and energy is gained. In an exergonic process, glucose is converted into two molecules of pyruvic acid while losing an atom of hydrogen.
The primary form of sugar in the blood, glucose serves as the body's cells' main source of energy. Glucose can be produced by the body from other chemicals or it can be obtained from the meals we eat. The bloodstream carries glucose to the cells. Insulin is one of many hormones that regulate blood glucose levels.
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which of the following about the law of segregation is false? question 15 options: a) it is a method that can be used to determine the number of chromosomes in a plant. b) it states that each of two alleles for a given trait segregate into different gametes. c) it can be explained by the segregation of homologous chromosomes during meiosis. d) it can account for the 3:1 ratio seen in the f2 generation of mendel's crosses.
The statement that is false about the law of segregation is that it is a method that can be used to determine the number of chromosomes in a plant. That is option A.
What is law of segregation?The law of segregation is one of the Mendelian law which states that each individual that is a diploid has a pair of alleles (copy) for a particular trait.
The difference parts of law of segregation include the following:
The first part defines the alleleThe second part states that organisms inherit one allele from each parent.The third part states that gametes only carry one allele for each trait.The fourth part defines the difference between dominant and recessive genes.Therefore, the law of segregation has nothing to do with determination of the number of chromosomes in a plant.
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a study of several pedigrees demonstrates that two parents are normal. if some of their children express a trait, then the trait is controlled by a:
The trait is controlled by a recessive gene. It refers to a characteristic that only be seen in homozygous individuals, hidden by other inherited qualities but survives in populations of heterozygous individuals.
When a characteristic is recessive, both of the (recessive) alleles of the gene that causes the trait must be present for the trait to manifest. This is in contrast to a dominant characteristic, which can only be expressed when one of the two alleles is present. A pedigree reveals the connections between family members and identifies the members of a family who have particular recessive genetic pathogenic variants, traits, and diseases as well as their current health. A family's pedigree can reveal how diseases are passed down through the generations.
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What macromolecule does the human body use
as its primary energy SOURCE?
A. carbohydrates
B. nucleic acids
C. DNA
D. RNA
Answer:
A
Explanation:
An example of an age-structure influence on human population size is that _____.
An example of an age-structure influence on human population size is that populations dominated by juveniles should experience rapid growth.
A populace's boom fee is strongly stimulated through the proportions of people of precise ages. With understanding of this age shape, populace boom may be extra appropriately predicted. Age structure data permit the fee of boom (or decline) to be related to a populace's degree of monetary development.
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Two frog populations become separated by a river. Over 100 years the frogs have become two
different species. A drought hits and the river drys up. Would the separated populations of
frogs be able to interbreed now that the barrier was no longer there? Defend your answer.
Correctly use the term geographic isolation in your free response answer.
Yes, the frogs now able to interbreed.
What is hybridization?Hybridization is significant because it increases a species' genetic variety—the number of different gene combinations—which is essential for evolution to take place.
A population's members being physically separated. When their original habitat is divided, populations may become physically separated. As in the case of new land or water barriers.
It is well known that geographic isolation contributes to divergent evolution, producing distinctive phenotypes. Sometimes populations with different morphologies are found to be interfertile, while nominal morphological species are found to have reproductive isolation, revealing the existence of cryptic species.
The geographical isolation that results from allopatric speciation, which prevents members of an original species from breeding with one another when they are reunited, is exemplified by islands.
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Answer:
After the drought, there was very little water and many plants died, so the remaining environment was mostly brown. Because of this, having brown coloration was a favorable adaptation for frogs. The brown frogs are the ones that survived and reproduced, causing the number of brown frogs to increase. Having green coloration, on the other hand, was an unfavorable adaptation because they were unable to blend in with the surrounding environment. They became less likely to survive and reproduce, causing the number of green frogs to decrease.
Explanation:
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Marine Science
Why isn’t the atmosphere a closed system?
a. closed systems only exist in theory
b. closed systems are only for liquids, not gases.
c. The laws of physics do not apply to the atmosphere.
d. Gases from Earth escape from the higher realms of the atmosphere.
The answer to Why isn’t the atmosphere a closed system?
D. Gases from Earth escape from higher realms of the atmosphere.
Explanation:
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Clams burrow into the mudflats using their muscular foot. The length to which they burrow depends on what?
The length to which the clams burrow depends on the presence of soft sediments to use their muscular foot.
What is the muscular foot of clams?Clams are a group of aquatic mollusk invertebrates that exhibit a muscular foot (i.e., a muscular hatchet-shaped foot) that can be used for burrowing and also for movement purposes, i.e., for locomotion.
Bivalve mollusks not only include clams but also oysters and scallops, which are characterized to have a mantle holding a cavity for breathing purposes and also for excretion.
Therefore, with this data, we can see that clams are mollusk bivalves that have a muscular foot which they use for burrowing and also for locomotion, and the burrow they can make will depend on the presence of soft sediments in the place in order to reach the deeper layers of the soil.
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all living organisms are defined by: please choose the correct answer from the following choices, and then select the submit answer button. answer choices the ability to consume other organisms and digest their tissues. the ability to replicate and metabolize energy. the presence of water and molecules containing carbon-hydrogen bonds. the presence of a nervous and digestive system. the ability to move and find a mate.
The ability to replicate and metabolize energy .
What is Carbon-hydrogen bonds ?Many organic molecules have the carbon-hydrogen bond, which is a chemical link between carbon and hydrogen atoms in chemistry. Since there is just one covalent link present, up to four hydrogen atoms can share the outer valence electrons that belong to carbon. This completes both of their exterior coverings and stabilizes them.
Covalent bonds, commonly known as carbon-hydrogen bonds, are necessary for the bonding of organic components. In order to ensure stability between the two atoms, carbon and hydrogen share an equal number of electrons.
What is Metabolize energy ?Metabolizable Energy (ME) is the energy that is still accessible for growth and reproduction as well as for sustaining metabolic processes like work (motion) and respiration after fecal and urine energy loss (thermoregulation, maintenance metabolism, HIF).
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in the endosymbiotic theory, it is proposed that mitochondria evolved from the endocytosis of what type of prokaryote?
Endosymbiotic theory for the origin of mitochondria (and chloroplasts) suggests that mitochondria are descended from specialized bacteria.
Endosymbiotic theory States that organelles such as chloroplasts and mitochondria were once free-living prokaryotes which eventually lived symbiotically within larger cells, forming modern day eukaryotes.
Endosymbiotic theory also state that some eukaryotic cell organelles, such as mitochondria and plastids, evolved from free-living prokaryotes. Mitochondria originated from purple non-Sulphur bacteria. These endosymbionts became organelles through the origin of complex protein structure into their inner membranes .
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you are using a variety of techniques to study how the risc complex differs between sirnas and mirnas. you found that what distinguishes a risc complex containing an sirna from one containing an mirna is that
RISC carrying siRNA differs from miRNA in having different argonaute proteins, as RISC (siRNA) can have argonaute 2 whereas the RISC (miRNA) can have argonaute 1-4.
A multiprotein complex called the RNA-induced silencing complex (RISC) contains one strand of a small interfering RNA (siRNA) or micro RNA (miRNA). The siRNA or miRNA serves as a template for RISC, which recognizes complementary mRNA. When it locates a complementary strand, RNase is triggered, and the RNA is cut. The RISC complex is similar for miRNA and siRNA, except in the type of protein (argonaute) associated.
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the average day of third-grade students places them in what state, as described by brofenbrenner's ecological systems model, for the majority of the time?
According to Bronfenbrenner's ecological systems model, kids in the third grade spend the majority of their days in a student state.
According to Bronfenbrenner's ecological systems theory, a child's development is viewed as a complex system of interactions that are influenced by a range of environmental factors, from the child's immediate home and school environments to more general cultural values, laws, and practices.
The day's main portion (298 minutes) is spent within the student state. This mentality involves the learner being docile, obedient, and frequently irritated when focusing on or attempting to maintain attention on a task. Sometimes, this irritation is shown by lengthy pauses before pulling out the next book and looking for supplies.
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removal of the voice box: a.laryngectomy b.esophagectomy c.pharyngectomy d.larnygectomy e.pharnygectomy
Removal of voice box or sound box is called laryngectomy.
The larynx can be removed in whole or in part through a laryngectomy (voice box). It entails making an incision (cut) over the Adam's apple region on the outside of the neck. Partial laryngectomy: In order to treat some laryngeal malignancies, only a portion of the voice box needs to be removed.
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