Answer:
8
Explanation:
What is the number of white blood cells permitted in a unit of leukoreduced red cells? 8 g/dL owing to chemotherapy with a drug known to cause bone marrow depression and immunodeficiency.
What position should the foot/ankle be in when observing for structural deformities?
The position that the foot/ankle should be in when observing for structural deformities is the Subtalar joint neutral position.
What is the Subtalar joint neutral position?One of the most intricate joints for supporting weight is the subtalar joint (STJ). Small biomechanical or anatomical factors can frequently have a big therapeutic impact.
The midtarsal joints and the forefoot's movements are controlled by the STJ, which converts the rotatory forces of the lower extremities.
Before creating a biomechanical functional orthosis, doctors frequently take a cast impression of a patient's foot in the subtalar neutral position.
However, numerous tests have demonstrated that no single approach for determining STJ neutrality is accurate and repeatable.
The position where the concave and convex surfaces are perfectly congruous is known as the joint's neutral position.
Therefore, the position that the foot/ankle should be in when observing for structural deformities is the Subtalar joint neutral position.
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When a warm front is approaching, what happens?
Select one:
a.
Advancing cold air pushes up and over retreating warm air causing warm temperatures and mild rain.
b.
Advancing warm air pushes up and over retreating cold air causing warm temperatures and mild rain .
__________ is the situation when one hormone cannot exert its full effects without another hormone being present
Permissiveness is the case when one hormone cannot exert its full effect in the absence of another hormone.
What is permissiveness?Permissiveness is the condition when a hormone cannot fully exert its effects in the absence of some other hormone. When two or more hormones generate the very same effects in a target cell, the effects are amplified.
Permissiveness is a biochemical phenomenon in endocrinology in which the existence of one hormone is required for yet another hormone to exert its full impact on a target cell.
The permissive effect, which occurs when one hormone is present and allows some other hormone to act.
Thus, the answer is permissiveness.
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Given the parents aabbcc × aabbcc, assume simple dominance for each trait and independent assortment. What proportion of the progeny will be expected to phenotypically resemble the first parent?.
Every individual of the progeny is expected to phenotypically resemble the first parent.
What is a phenotype?
The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.What is Law of dominance?
Mendel proposed that in a pair of dissimilar factors, one dominates the other and hence is called the dominant factor while the other factor is recessive.What is law of independent assortment?
Mendel's law of independent assortment states that, "the alleles of two (or more) different genes get sorted into gametes independently of one another. In other words, Though the parents contain two alleles during gamete formation, the factors or alleles of a pair segregate from each other such that a gamete receives only one of the two factors. A homozygous parent produces all gametes that are similar while a heterozygous one produces two kinds of gametes each having one allele with equal proportion.To learn more about Law of dominance: https://brainly.com/question/2931799
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Extrapyramidal side effects are characterized by a triad of symptoms, including what?
Extrapyramidal side effects are characterized by a triad of symptoms, including bradykinesia, muscle rigidity and tremor.
Extrapyramidal side effects are a group of symptoms that occur in people taking antipsychotic medication extrapyramidal symptoms are also called drug-induced movement disorder. The three signs of Extrapyramidal symptoms are inability to sit still , involuntary muscle contraction, tremors, stiff muscles , and involuntary facial movements.The side effects includes involuntary or uncontrollable movement , tremors , muscle contraction.
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Most of the species that are yet undiscovered are probably birds and fish. mammals and reptiles. fungi. invertebrates. multicellular plants.
Invertebrates , Many species are found in remoter environments smaller species receive less attention than large organism and cataloging these species is a huge task.Most of the world's species remain undiscovered by science.
Biologist classified that 1.7 million plants and animals as 2010 , less than one quarter of total species estimated in the world by the help of new techniques in molecular biology. They figure out that still over five million species are yet not be found.
The new species like amphibians and reptiles are most undiscovered animals having limited ranges that may inaccessible. Creatures which are smaller and inhabit limited area are more likely to have been overlooked.
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As the ozone hole gets more pronounced, with time, one expects the incidence of skin cancer to?
As the ozone hole gets more pronounced with time, the incidence of skin cancer will increase.
What is ozone depletion?Reduced levels of ozone in the ozone layer present in the stratosphere of the atmosphere is called ozone depletion. The ozone layer is important for protection against the UV-B radiation of the sun. Exposure to this radiation results in skin cancer.
Ozone depletion has increased the level of the UV-B rays that reach the earth. Although sunlight has some amount of UV-B, but most of it is absorbed by the ozone layer.
Exposure to UV-B has increased the number of cases of non-melanoma skin cancers. It has also been reported to be the cause of cataracts.
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As you go deeper underground, rock sediments become more compact. this causes a(n) _______ in the permeability of most aquifer soils as you go deeper in the aquifer
As you go deeper underground, rock sediments become more compact. this causes a(n) decrease in the permeability of most aquifer soils as you go deeper in the aquifer.
Pore connectivity is gauged by a material's permeability. The passage of groundwater through the sediment or rock is made possible by the interconnection of pore spaces. An effective aquifer is a rock unit or sediment that holds useable groundwater. A good aquifer combines water storage (porosity) and flow (permeability). The main factor governing fluid flow in the Earth's crust is permeability, which typically decreases with depth. Sandstone, conglomerate, fractured limestone, and unconsolidated sand and gravel are examples of the types of rock that make up aquifers and must be both permeable and porous. In groundwater, permeability is the most crucial factor. How easily water can pass through rock or loose silt is referred to as permeability.learn more about aquifer here: https://brainly.com/question/15921008
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What features are used to distinguish between true land plants and their algal ancestors?
Land plants are evolved from green algae.
Green algae called charophytes are coolest relatives of land plants.
It is believed that land plants are the most closely related to green algae, more specifically, a group of green algae referred to as charophyceans. Not only do both land plants and green algae produce chlorophyll a and b, but other evidence suggests that there is a relationship as well.
4 key traits that appear in nearly all land plants but are absent in the charophytes.
-Diploid embryos
- The ability to photosynthesize
-Apical meristem
-Walled spores produced in sporangia.
- Multicellular haploid and diploid generations
-Multicellular gametangia
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A particular ________ carry the information for making a particular protein, but ________ can be used to make any protein.
A particular gene and mRNA carry the information for making a particular protein, but a ribosome and a tRNA can be used to make any protein
The information contained in a gene's DNA is transferred to an analogous molecule called RNA (ribonucleic acid) in the cell nucleus during transcription. Because it transports the information, or message, from the DNA outside of the nucleus and into the cytoplasm, the type of RNA that includes the instructions for building a protein is known as messenger RNA (mRNA).
The cytoplasm is where translation, the second step in converting a gene into a protein, takes place. The ribosome is a specific complex that the mRNA interacts with, The protein is put together one amino acid at a time by a form of RNA called transfer RNA (tRNA).
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The ________ are teeth with flattened crowns and prominent ridges that are adapted for grinding, crushing, and mashing.
The molars are teeth with flattened crowns and prominent ridges that are adapted for grinding, crushing, and mashing.
Your largest teeth are called molars. Their role in grinding, mashing, and crushing food is comparable to that of the premolars. Molars are ideal for this task since they have a broad, flat biting surface.
The other three primary categories of teeth are :
Eight teeth in the front center of your mouth are called incisors. When a youngster is between the ages of six and eight, they normally obtain their first set of adult teeth. The teeth you use to bite into food are called incisors.
Canines: The following teeth to erupt in your mouth are your canines. They are your four sharpest teeth and are used to rip apart food. You have four of them.
Premolars - Food is torn and crushed by premolars. Premolars, in contrast to your incisors and canines, have a flat biting surface. You have a total of eight premolars.
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Which secondary brain vesicle ultimately becomes the brain structure that contains the lateral ventricles?
The telencephalon is a secondary brain vesicle that ultimately becomes the brain structure that contains the lateral ventricles
The telencephalon is the anterior section of the brain, often known as the cerebrum, while the diencephalon is the part of the brain located between the telencephalon and the midbrain. The cerebrum, cerebellum, and medulla oblongata make up the brain.
The telencephalon, often known as the cerebrum, is the biggest region of the brain (it makes up about 85 percent of the total weight of the brain).
The term telencephalon is derived from two Greek roots: telos, which means "end," and enkephalos, which means "brain." So, telencephalon literally means "endbrain," and it is in two ways. First, in the human embryo, the telencephalon is the final compartment of the brain to develop.
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The specialized form of milk produced by the mammary glands immediately after birth is?
In gluconeogenesis, organisms use atp to make glucose, then in cellular respiration they break down the glucose again to get energy. why not just store the atp? (select all that apply. )
In gluconeogenesis is synthesis of new glucose from noncarbohyhate precursors, provides glucose when dietary intake is sufficient.It is essential for regulation of acid base balance,amino acid metabolism and synthesis of carbohydrates.
It is the process of glucose synthesis. Glycoysis run backwards, three new reaction happen which involve new enzymes , make the standard free energy favorable. When every molecule of glucose synthesis from two molecules of pyruvate , 4ATP, 2GTP, 2NADH are used.
When the energy charge of the cell drops, the cell begins producing more ATP by glycolysis and turn off gluconeogenesis to conserve the ATP molecules.This process are stimulated and inhibited by similar allosteric effectors that bins to specific site on enzymes.
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The complex of dna and protein that makes up a eukaryotic chromosome is properly called __________.
The complex of DNA and protein that makes up a eukaryotic chromosome is properly called chromatin.
What is the structure and function of chromatin?Eukaryotic cells nuclei include a combination of macromolecules called chromatin, which is made up of DNA, RNA, and protein. Heterochromatin (condensed) and euchromatin are the two types of chromatin (extended). The main proteins that make up chromatin are termed histones, which act as bases for the DNA to wrap around to form the "bead-like" structures known as nucleosomes. A nucleosome is made up of 147 base pairs of DNA wrapped around an octomer, which is a collection of 8 histones. The chromatin fibre can be created by further folding the nucleosome. To create chromosomes, chromatin fibres are coiling and condensing. Numerous cellular functions, including DNA replication, transcription, DNA repair, genetic recombination, and cell division, are made possible by chromatin.Learn more about chromatin here:
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A special group of chemical substances that are used to treat diseases caused by microbes are called?
A special group of chemical substances that are used to treat diseases caused by microbes are called antibiotics.
An antibiotic is a chemical compound that is toxic to other bacteria and is produced by a living thing, usually a bacterium. In a complex environment like soil, organisms undoubtedly use antibiotics to regulate the growth of competing microbes. Soil microorganisms frequently produce antibiotics.
Bacteria and fungi are microorganisms that produce antibiotics that help prevent or treat disease. With the invention of penicillin in 1941, antibiotics gained widespread recognition. Since then, they have fundamentally changed how bacterial infections in humans and other animals are treated.
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What is the biological growth process that explains why most children begin walking by about 12 to 15 months?
Maturation is the biological growth process that explains why most children begin walking by about 12 to 15 months.
Development of walking signifies maturation of neuromuscular areas exemplifying Flexibility and Fluency. Maturation of a children walking into an adult is important.
Children usually start to walk from 8 months to 18 months before this they usually crawl. Most children cannot make independent steps upto 12 months.
Children start making mature steps holding their hands and try moving with keeping their foot together. During the initial years the child is developing coordination and muscle strength in every part of the body.
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How can you identify the cancer cells?
Answer:
In most situations, a biopsy is the only way to definitively diagnose cancer. In the laboratory, doctors look at cell samples under the microscope. Normal cells look uniform, with similar sizes and orderly organization. Cancer cells look less orderly, with varying sizes and without apparent organization
Explanation:
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Is fructose-1,6-bisphosphatase activated, inhibited, or unaffected in response to a glucagon signal?
Fructose-1, 6-bisphosphatase is activated in response to a glucagon signal.
What is the purpose of Glucagon signals?Glucagon signals specify that fuel molecules are required in the bloodstream.So these signals activate Fructose-1, 6-bisphosphatase (F1, 6BP) so as to increase the level of sugar and other fuels required for production of energy.In the process of gluconeogenesis, new glucose molecules are synthesized from other non carbohydrate sources.As glucose is required in the bloodstream so F-1, 6BP should be activated as it acts as a rate limiting enzyme in gluconeogenesis.Gluconeogenesis occurs when the dietary intake of glucose is very low. Glucose is required as a source of energy by almost all body cells so in case of less oxygen it is synthesized from other molecules like amino acids.Learn more about gluconeogenesis here:
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Two venomous snakes, originated on different islands, having never intersected with each other. how would you best describe the trait of venom?
Represents a mutation and venoms are enzymes or proteins that started would best describe the trait of venom.
What about trait of venom?For a property like venom, the phenotype is mostly the result of extremely specialised interactions between gene products and a target organism.Advanced snakes have homologous but varied venom glands, especially those of non-front-fanged species.At least four major toxin groups, including necrotoxins and cytotoxins, which kill cells, neurotoxins, which impact neurological systems, myotoxins, which harm muscles, and hemotoxins, which interfere with blood coagulation, work in venoms to cause death. Each year, tens of thousands of people die as a result of venomous animals.Fire and sound are the Venom symbiote's two main vulnerabilities. The symbiote writhes in agony in response to loud stimuli. In the beginning, Peter Parker did it to rid himself of the symbiote.
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What are characteristics associated with the two types of nephrons? check all that apply
Cortical nephrons occupy 85% of all nephrons where as Juxtamedullary nephrons make up about 15% of all nephrons. Thus, option B and C are correct.
What is Nephron?It is the functional unit of kidneys. Human kidneys contains around 1 to 1.5 million nephrons.
Nephrons are have two main regions, one is glomerular called as Bowman's capsule and second one is the tubular portion.
The main function are removal of waste material like solid wastes, excess water from the blood. It convert blood into the urine, reabsorb, secrete, and excrete of number of nonessential substances.
Hence option B and C are correct.
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Your question was incomplete. The probable question was
What are characteristics associated with the two types of nephrons? check all that apply
A. Cortical nephrons make up about 15% of all nephrons.
B. Cortical nephrons make up about 85% of all nephrons.
C. Juxtamedullary nephrons make up about 15% of all nephrons.
D. Juxtamedullary nephrons make up about 85% of all nephrons.
How do poriferans and earthworms differ in their mobility? how might mobility have influenced their modes of reproduction?
Poriferians can't move for the most part. Earthworms area ble to move by wiggling and pulling their body forward and utilizing the soil int he mobvement.
Porifera are the pore bearing multicellular organisms. Earthworms belong to annelida. Earthworm crawling movement is caused by the action of muscles in the body wall. Its lengthen and shorten the body in wavelike motions. They are capable of creeping along substrata via organizational plasticity.
Earthworms are monoecious or hermaphrodites which contain both male and female reproductive organs, they reproduce cross -fertilization. Poriferans reproduce asexually and sexually ,by hermaphroditic and produce eggs and sperm at different times.
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If a protein loses the er srp signal and has a stop signal but nothing else it goes where?
The protein that does not exhibit a signal recognition peptide SRP will travel to the cell membrane (plasma membrane).
What is the signal recognition peptide?The signal recognition peptide (SRP) is a sequence of aminoacids in the proteins that allow to address them to the endoplasmic reticulum to suffer chemical modifications.
This signal (signal recognition peptide) is fundamental for achieving suitable protein processing in order to perform cellular functions.
In conclusion, the protein that does not exhibit a signal recognition peptide SRP will travel to the cell membrane (plasma membrane).
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If a protein loses the er srp signal and has a stop signal but nothing else it goes to the cytosol
What are proteins?Proteins simply refers to nitrogenous organic substances which are present in living organisms.
The signal recognition particle (SRP) is a ribonucleoprotein particle essential for the targeting of signal peptide-bearing proteins to the prokaryotic plasma membrane or the eukaryotic endoplasmic reticulum membrane for secretion or membrane insertion
So therefore, if a protein loses the er srp signal and has a stop signal but nothing else it goes to the cytosol
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What is the probability that a woman who is a carrier for the red-green color-blindness allele and a man who is color blind will have a child who is not color blind?
50 percentage of a woman who is a carrier for the red-green color-blindness allele and a man who is color blind will have a child who is not color blind.
What is color blindness?When you are unable to perceive colors normally, you are said to be color blind. It is often referred to as a color deficit.If you're color blind, you see colors differently from the majority of people. Color blindness frequently makes it challenging to distinguish between particular hues. Color blindness typically runs in families.Protanomaly, a reduced sensitivity to red light, deuteranomaly, a reduced sensitivity to green light, and tritanomaly, a lower sensitivity to blue light, are the several forms of anomalous conditions.Except when the color vision issue is caused by the use of specific medications or eye disorders, there are no therapies for the majority of color vision issues. Better color vision could be attained by stopping the medicine that's causing your vision issues or by managing the underlying eye condition.Learn more about color blindness here:
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Before tbp is loaded, which taf blocks the dna binding cleft of tbp and the n-terminal stirrup?
TAND-1 and TAND-2 of TAF-1 blocks the DNA binding cleft of TPB and the n-terminal stirrup.
Explain function of TAF(I).Part of a protein known as transcription factor IID can be made using instructions from the TAF1 gene (TFIID). The body's cells and tissues all have this protein, which connects to and binds to DNA there. The majority of genes' activity is controlled by transcription factor IID.A preinitiation complex made up of a number of initiation components must be assembled before RNA polymerase II can begin transcription of a gene from its core promoter region. It is believed that the TFIID transcription factor complex, which is made up of the TATA-binding protein (TBP) and TBP-associated factors (TAF(II)s), binds to the various promoters in a sequence-specific manner to initiate the assembly of this complex. Here, we identify and characterize a novel multiprotein complex made up of a number of TAF(II)s and other proteins but lacking either TBP or a TBP-like factor. In in vitro transcription experiments, this complex can take the place of TFIID on both TATA-containing and TATA-lacking promoters.Learn more about function of TAF(I) here:
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A preterm infant has an umbilical vessel catheter inserted so that blood can be drawn readily. Which would be most important to implement during this procedure?
Make sure the baby is kept warm. Preterm newborns must be kept warm at all times because keeping them warm is a key concern due to their immaturity.
Preterm newborns must be kept warm at all times because keeping them warm is a key concern due to their immaturity. Infants that were born very late in the pregnancy could need extra warmth. This additional support may take the form of a hat and additional garments for certain infants. For several hours, days, or even weeks after birth, some infants may need assistance from warming lamps, a radiant warmer, or an incubator.They can lose heat quickly if the temperature is too low. Babies can overheat in a heated environment, which raises the chance of SIDS (see below). Your infant will be able to tolerate lower temperatures even though the baby unit is very warm.learn more about preterm newborns here: https://brainly.com/question/11940905
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Describe the structure and function of mirna, snrna, and lncrna, which represent the three major types of noncoding rnas; what are four mechanisms by which lncrna molecules are thought to regulate cellular processes?.
Non-coding RNAs are a large family of RNAs that are not coding for known proteins.
microRNAs(miRNA):
MicroRNAs are 18–24 nucleotide short RNA transcripts that control translational gene expression. The majority of miRNAs are synthesized from DNA sequences into precursor miRNAs (pre-miRNAs), main miRNAs (pri-miRNAs), and mature miRNAs. miRNAs interact with the 3′ UTR of target mRNAs to suppress expression.Small nuclear RNAs(snRNA):
The typical length of a snRNA is 150 nucleotides. snRNAs are found in eukaryotic cells in the Cajal bodies and splicing speckles of the cell nucleus. Either RNA polymerase II or RNA polymerase III transcribes them.Long noncoding RNAs(lncRNA):
The three domains of the lncRNA are structured into a modular structure with 12 helices, 8 terminal loops, 5 sizable internal loops, and a five-way junction. lncRNA are epigenetic regulators by modulating histone or DNA modification, primarily methylation and acetylation, and control epigenetic modification primarily in the nucleus, which controls gene transcription at the transcriptional level.They regulate cellular processes by (i)chromatin remodeling, (ii) preventing the activity of particular transcription factors, (iii), blocking the promoter area of particular genes, (iv), building double-stranded RNA complexes with mRNA or miRNAs, and finally causing gene expression.Learn more about the Types of RNA with the help of the given link:
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Calcium reabsorption by the kidneys is promoted by the hormone: cortisol. calcitonin. aldosterone. parathyroid hormone. adh
Calcium reabsorption by the kidneys is promoted by the hormone parathyroid hormone.
What is parathyroid hormone?The parathyroid glands emit a peptide hormone known as parathyroid hormone, sometimes known as parathormone or parathyrin, which regulates the serum calcium content through acting on the gut, kidney, and bone.One or more of the parathyroid glands are hyperactive in primary hyperparathyroidism. The gland thus produces an excess of parathyroid hormone (PTH). Too much PTH raises calcium levels in the blood, which can result in health issues like kidney stones and bone weakening.The following processes are stimulated by the parathyroid hormone: bones' release of calcium into the blood. The intestines' absorption of calcium from meals. kidneys' preservation of calcium.Hypoparathyroidism is a condition in which parathyroid hormone secretion or activity is low. This lack of PTH causes blood phosphorus and calcium levels to rise and fall, respectively.
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The surface of the tongue is covered with __________ stratified squamous epithelium, and has bumps called __________, where many taste buds can be found
The surface of the tongue is covered with non-keratinized stratified squamous epithelium and has bumps called lingual papillae, where many taste buds can be found.
What is a squamous epithelium?Squamous epithelium is a layer of specialized cells that have a prolonged area of the surface that interacts with the basement membrane.
Stratified squamous epithelium interacts with this membrane and also maintains its integrity by its interaction with another layer.
In conclusion, the surface of the tongue is covered with non-keratinized stratified squamous epithelium and has bumps called lingual papillae, where many taste buds can be found.
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What technology involves the examination of embryonic dna for the presence of disease-causing alleles?
The Preimplantation genetic diagnosis (PGD) is the technology that is used for the examination of embryonic DNA for the presence of disease causing alleles.
What is embryonic DNA?As the embryonic DNA came half from paternal and half from maternal side so there are chances that during the fertilization there may be some extra allele that may cause dysfunction or diseases in the embryonic DNA.
The examination of the embryo is necessary to check its allele before the implantation to avoid any further problems. This may also help to know if there are any genetic disorders in the embryonic DNA.
It uses a DNA probe to screen a cell removed from an embryo for disease-causing alleles.
Preimplantation genetic diagnosis (PGD) is used to check if there is a genetic disorder in embryonic DNA by checking alleles.
This is checked before the embryo has entered the uterus before implantation or before pregnancy has begun.
The Preimplantation genetic diagnosis (PGD) use two methodologies :-
FISH ( Fluorescent in situ hybridization)
PCR (Polymerase chain reaction)
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