The stimulation of milk glands in women who are nursing is referred to as a good example of a positive feedback loop and is denoted as option C.
What is Positive feedback loop?This is referred to as the type of loop in which the product of a reaction leads to an increase in that reaction. In this scenario, the changes which are done are always reinforced due to certain underlying factors.
An example is the stimulation of milk glands in women who are nursing in which when the baby suckles, the prolactin increases in the blood which leads to an increase in the production of milk available to the baby by the gland.
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only an answerits not a test its my summer work
Hybrid animals are those that originate from the crossing of two different species.
Among the options presented, we can say that the hybrid animal is the Libre which comes from the cross between a lion and a tigress.
So the answer is "Liger".
92% of the energy produced in the United States is from this source of energy.
A. non-depletable
B. renewable
C. non-renewable
Answer:
C.
Explanation:
hope this helps!!!
Here is a list I made of causes of deforestation Am I correct? Can you add anything else to my list?
Natural causes are varied in the case of deforestation, from the available options we have natural catastrophes, and plagues, the other is climate change, this point can be ambiguous, as climate change is exacerbated by human causes, so there is debate about if it is a natural cause or human-induced, nonetheless, we can say in general is correct.
Which of these lines of evidence would not be used by a biologist to determine the relationship between two organisms?
Embryology and molecular bonds are not used determine the relationship between two organism .
Embryology is a branch of science that is related to the formation, growth, and development of embryo. It deals with the prenatal stage of development beginning from formation of gametes. Embryology provides evidence for evolution since the embryonic forms of divergent groups are extremely similar.
Molecules are a group of atoms that have been held together by chemical bonds. Molecules are held together because the positive and negative charge of the atom to attract each other. So, they are not used to determine relationship between two organism .
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The plant transport system is made up of____types of tubes.a. 1b. 2C. Manyd. None
The plant transport system is composed of xylem (transporting water and nutrients from the plant-soil interface to its leaves and stems) and phloem (conducts food from the leaves acquired through photosynthesis to the rest of the body).
Those are the tubes. Therefore, the correct answer is b. 2
Water evaporation from leaf surfaces creates a
Select one:
Oa. osmotic pressure
Ob. adhesion
Oc. positive pressure
Od. negative pressure
Oe. lift
that pulls water upward.
At the surface of the leaf, it induces negative pressure (tension) equal to -2 MPa.
D is the ideal choice.
What is the term for the evaporation of water from a leaf?The plant's stomata—tiny, closeable pores like structures on the surfaces of leaves—ultimately release the water to the atmosphere as vapor. Transpiration refers to the process of water absorption at the roots, water movement through plant tissues, and vapor emission via leaves.
Transpiration is the term used to describe the water that a plant loses through evaporation at the leaf surface. It is the primary force behind the movement of water in the xylem. Water at the leaf-atmosphere interface evaporates to induce transpiration, which results in negative pressure (tension) at the leaf surface that is equal to -2 MPa.
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when you cook vegetable why vegetable size at small ?
Answer:The heat from the pan dehydrates the vegetable making the size of the vegetable smaller.
Explanation:
How can you use a predator prey graph to describe carrying capacity?
We must discover the location on a graph where the population line is horizontal in order to determine carrying capacity there.Alternately, a dotted horizontal line or a horizontal line of a different color may be used to expressly identify the carrying capacity.
How can you use a predator prey graph to describe carrying capacity?
We must discover the location on a graph where the population line is horizontal in order to determine carrying capacity there.Alternately, a dotted horizontal line or a horizontal line of a different color may be used to expressly identify the carrying capacity.Biologists often graph populations to show growth trends. A graph that reveals an “s” shape indicates that the population has hit its carrying capacity.The amount of predators and prey that may coexist in a region is referred to as the carrying capacity.Predators starve and die because they can't locate enough food when there are too many predators and not enough prey. The population of predators frequently rises after periodic increases in the number of prey.The prey population declines as the predator consumes its prey. In practically every situation, there are more prey than predators, as shown by the graph.It also exhibits the patterns listed below:When there is more prey, there are more predators.When there are more predators, there are less prey. The ratio of predators to prey is fairly consistent in a thriving, balanced ecosystem.Although they may increase and decrease during the year, they tend to stay pretty steady over time.A change in abiotic variables, like water or sunlight, or biotic factors, like a new predator or pathogen, could be the cause of an increase or reduction in the numbers of either predators or prey.A less healthy, unbalanced ecology would arise from this. Predator-prey cyclesOver many years of observation, it has been discovered that the quantities of predators and prey for specific ecosystems, such the Canadian Lynx (wild cat) and hare, alter in a predictable cycle.A comparable illustration may be seen in the graph below, which displays the predator-prey cycles, which are recognizable recurring patterns.predator-prey diagramThe quantity of prey decreases as the number of predators rises.The number of prey rises as the number of predators falls. In practically every situation, there are more prey than predators, as shown by the graph.It also exhibits the patterns listed below:When there is more prey, there are more predators.When there are more predators, there are less prey.When there is less prey, there are fewer predators.To learn more about predator gray refer
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There are three bones in the arm. How many are in the wrist and hand?
Answer:
The human hand has 27 bones: the carpals or wrist accounts for 8; the metacarpals or palm contains five; the remaining fourteen are digital bones; fingers and thumb. The palm has five bones known as metacarpal bones, one to each of the 5 digits. These metacarpals have a head, a shaft, and a base.
Human activities have changed Earth’s land, oceans, and atmosphere. Examples of activities include: _____. (check all that apply)
Among the answer options mentioned in the picture, we can say that those human activities that have changed Earth's land, ocean, and atmosphere are the reduction of the amount of forest cover, reducing the amount and variety of chemicals released into the environment, and also the intensive farming. So the statements that better describe the situation, are all but the two last ones: the first one, the second one, the third one, and the fourth one.
when john made it to the hsopitial, the doctors gave him a sodium IV solution. why did doctors do this
The john made it to the hospital, the doctors gave him a sodium IV solution the doctors do this to replenish sodium fast.
What is solute?The term solute has been defined as something being dissolved, a solvent is thing the dissolving the item, and solution is the mixture of the two items. Mixture has defined as the combination of two or three and more substances are mix together by showing combination but chemically there is no combination than the new substance that is formed is known as mixture.
A heterogeneous mixture has been defined as a type of mixture in which all the components can be easily observed of their identification can be done easily. All the properties of the substance present in this mixture had different components.
A homogeneous mixture has been defined as a mixture in which components are equal or uniform throughout the solution just like as a substance which is single.
Therefore, The john made it to the hospital, the doctors gave him a sodium IV solution the doctors do this to replenish sodium fast.
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Which sentence describes a result of an organism having lipids in its body?
A. A sheep sleeps for more hours in the winter.
B. A human eats fruits to get a quick source of energy.
OC. A warm river is filled with fish and algae.
D. Water cannot be absorbed through the surface of a leaf.
Answer:
A. A sheep sleeps for more hours in the winter.
Explanation:
Lipids are fats that mainly store energy for certain organisms when some animals hibernate they eat a lot so that when they are sleeping they don't get hungry, they store their energy in the fats (lipids) in their body.
I hope this helped!!
How is a compact bone cell different from a eukaryotic cell in shape
Bone cells have a stellate shape, which is approximately 7 micrometers deep and wide by 15 micrometers in length. The cell body varies in size and contain 40-60 cell processes per cell. The cell to cell distance is between 20-30 micrometers.
Compact bone is dense and composed of osteons than spongy bone which is less dense and made up of trabeculae. Blood vessels and nerves enter the bone through the nutrient foramina to nourish bones.
Eukaryotic cells are larger and have membrane-bound organelles and rod-shaped chromosomes. Most eukaryotic cells lack a rigid cell wall and is observed in tissue culture and single-celled organisms. Animal cells are distinct from other eukaryotes, mostly plants, as they lack cell walls and chloroplasts and have smaller vacuoles. Due to the absence of cell wall, animal cells can change into a variety of shapes.
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What is the first step in scientific method?
A) Gather information
B) state the problem
C) form a hypothesis
D) perform the experiment
Answer:
B.
Explanation:
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read the statement and provide the pattern of evolution:The Dodo was a flightless bird, first spotted by Dutch sailors in 1598. Dodos had no known predators until sailors started hunting them and new invasive species were introduced. The last sighting of a Dodo was in 1662.
answer and explanation
The dodo bird likely evolved through divergent evolution from flightless African Penguins, through time they became stranded on the predator free Island. Through hunting and the introduction of invasive species by sailors caused their extinction.
In the past, hepatitis C was often transmitted through contaminated blood used for blood sanitation. blood transfusions. blood translation. AIDS treatment.
Hepatitis C is often caused by blood transfusion (C) and (D) AIDS treatment wherein unsafe injection practice can lead to exposure to blood.
What is Hepatitis C ?Hepatitis C is an infection of the liver caused by the hepatitis C virus (HCV). Hepatitis C is transmitted by contact with infected people's blood. Nowadays, most persons get hepatitis C by sharing needles or other drug-preparation and injection equipment.
Hepatitis C is a short-term sickness for some people, but for more than half of those who become infected with the hepatitis C virus, it becomes a long-term, chronic condition. Chronic hepatitis C can cause serious, even fatal, health problems such as cirrhosis and liver cancer. Chronic hepatitis C patients frequently have no symptoms and do not feel ill. When symptoms emerge, they are frequently indicative of severe liver disease.
Therefore, the best way to prevent hepatitis C is avoid practices that can transmit the disease, including drug injection.
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Answer: Blood transfusion
Explanation: I just did it :/
What happens to the rate of blood delivery if your heart rate increases
A) blood delivery rate increases
B) it has no impact on blood delivery rate
A) blood delivery rate increases happens to the rate of blood delivery if your heart rate increases.
Does a faster heartbeat result in more blood flow?Healthy blood arteries will enlarge when your heart beats more quickly to accommodate more blood flow, which aids in keeping your blood pressure largely steady. This is frequently true when you exercise since your heart rate may rise significantly yet your blood pressure may just slightly fluctuate.
This is due to the fact that any increase in heart rate also shortens the time that diastole lasts, which hinders coronary blood flow.
Blood flow increases as a result of vasodilation, which is brought on by smooth muscle cells in arteries relaxing. Blood flow is boosted as blood vessels widen because vascular resistance is reduced. Therefore, arterial blood pressure and heart rate immediately drop as a result of artery and arteriole dilatation.
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Explain the following; a bipolar neuron is a retinal bipolar cell, which receives signals from photoreceptor cells that are sensitive to light and transmits these signals to ganglion cells that carry the signal to the brain.
Bipolar neurons are cells with two branches that serve to transmit signals. This text refers to the visual system, in which the photoreceptor cells found in the retina of the eye capture light from outside and transmit this information to the bipolar neurons which in turn send the information to the ganglion neurons which connect to the brain through their long axon. These ganglion axons form the optic nerve. Once in the brain the information is processed into an image
What are the end products of the electron transport in cellular respiration
Answer:
The end products of the electron transport in cellular respiration is water and ATP.
Explain why giraffes have long in your explanation include the role of the environment,selective pressure, 3 ingredients to NS, The effect on the population and allele frequency
This is a classic example used in evolution however is used only to explain differences between Lamarckian theory and Darwinian theory, nonetheless with recent tools can be explained in more detail.
Classically is proposed a population of giraffe with certain variations in neck length, this is given by genetics and alleles, all populations possess a certain pool of variation, now according to Darwin the giraffes with longer necks were selected as their fitness survival was increased due to this trait, Giraffes with longer necks could access to more vegetation and nourish better, in consequence, reproduced more than those of short neck, also when competing intraspecifically among giraffes those with longer necks were better competitors increasing also their survival rate, in time giraffes with short neck were extinguished and selective pressure continue favoring those of long neck, this in genetics meant the fixation of the allele of long neck and an increase in the frequency of the same.
I need help fast, ASAP!!!!!!
Answer:
aerobic respiration is the complete breakdown of food to yield energy
Explanation:
photosynthesis is the process by which plant get their green colour through sunlight
Identify the highlighted structure.
The highlighted structure is known as the nucleus. The structure of the nucleus is known as the brain of the cell.
What is nucleus?Nucleus is defined as the brain of the cell and it controls and coordinate the whole function of the cell. Nucleus is known as the brain of the cell. Cell has been defined as the base of life as it has been the structural as well as functional unit of life. Cell has been made up of pre existing cells and the cell contain various cell organelles such as the mitochondria, endoplasmic reticulum, ribosomes, golgi appratus, nucleus, and cytoplasm.
Ecosystem has been consist of both the biotic as well as abiotic factor. The living components of the ecosystem comes in category of biotic factor and non living components of ecosystem comes in category of abiotic factor.
Therefore, The highlighted structure is known as the nucleus. The structure of the nucleus is known as the brain of the cell.
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C is a dominant gene for a cleft chin, and c is a recessive gene for not having a cleft chin. If a cc genotype parent reproduces with a CC, what is the phenotype of the offspring?
A. All have a cleft chin.
B. 25% have a cleft chin, and 75% do not.
C. None have a cleft chin.
D. Half have a cleft chin, and half do not.
Answer:
A
Explanation:
I think the answer is A because when you cross the genes you got Cc,Cc,Cc,Cc so its phenotype is looks like have a cleft chin.
can you help me with this?
Answer: Here is the completed table:
Transcription Translation
Starts With DNA mRNA
Ends With mRNA Protein
Location Prokaryotes - Cytoplasm Ribosome
Eukaryotes - Nucleus
Explanation: Confirmed correct.
Please help and I will give brainlest!!
use the image to answer the question
This image of a roller coaster is designed to show important information about potential and kinetic energy. One of these labeled pieces of information is incorrect. Which information is wrong, and why?
A. The spot with the “maximum kinetic energy” should be on the lowest point of the roller coaster, at the far left side on the bottom.
B. The spot marked “maximum gravitational potential energy” should be on the lowest point of the roller coaster, at the far left side on the bottom.
C. The roller coaster would only have kinetic energy at the point labeled “gravitational potential energy and kinetic energy.”
D. The roller coaster would only have potential energy at the point labeled “gravitational potential energy and kinetic energy.”
According to the scenario of the Roller coaster, the one label piece of information that is incorrect is the roller coaster would only have kinetic energy at the point labeled “gravitational potential energy and kinetic energy.” Thus, the correct option for this question is C.
What is Kinetic energy?Kinetic energy may be defined as a type of energy that is significantly acquired by motion. It is energy that is possessed by an object or thing due to its motion. So, this energy is also known as energy due to motion.
According to the context of this question, the kinetic energy is stored throughout the roller coaster except for the point "maximum gravitational potential energy."
So, the option is fairly untrue or incorrect because it is saying that the roller coaster would only have kinetic energy at the point labeled “gravitational potential energy and kinetic energy.” While kinetic energy is found to be highest at the point of "maximum kinetic energy."
Therefore, the correct option for this question is C.
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The simplest type of cell transport is _________________, in which molecules move from an area of _______________ concentration to an area of __________ concentration. Diffusion does not use ATP, so it is called _____________ transport. The movement of a solute from an area of low concentration to an area of high concentration requires __________ usage by _________ proteins. This form of transport is referred to as _______________ transport.
Answer:
The simplest type of cell transport is diffusion, in which molecules move from an area of high concentration to an area of low concentration. Diffusion does not use ATP, so it is called passive transport. The movement of a solute from an area of low concentration to an area of high concentration requires ATP usage by carrier proteins. This form of transport is referred to as active transport.
Role of vectors in tissue culture?
The role of vectors in tissue culture is to isolate, propagate, or express inserts in target cells.
Gene therapy is a method of using genetic material to treat or prevent certain diseases. A common method researchers have found to accomplish this is with vectors. Vectors are essentially vehicles designed to deliver therapeutic genetic material, such as functional genes, directly to cells. A vector-valued function, also called a vector function, is a mathematical function of one or more variables whose extent is a multidimensional vector or a set of infinite-dimensional vectors.
Bacterial expression vectors are plasmids used to introduce recombinant DNA into bacteria for protein expression. The transformed vector uses the host's protein synthesis mechanisms to express the encoded gene. Usually fused to protein tags for protein purification. They are used as vehicles to transfer foreign DNA to target organisms for propagation. They allow genetic changes in organisms to be processed by transferring genes from one organism to another.
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D. Suggested Enrichment/Reinforcement Activity Directions: Write evidences (at least four sentences) to support this general statement Social media is useful
EXPLANATION: Social media is a communications technology that bridges different peoples together using the Internet and the world wide web. This term was first coined in 1994 by a Japanese magazine and since then has been used to describe different websites and cellular phone applications. The social media apps range from games, productivity, business, and other platforms for different uses.
ANSWER:
PREMISE: SOCIAL MEDIA IS USEFUL
How is it useful?
> connects people even if they are apart
> learn new things from other peoples' experiences and knowledge
> helps in business, education, and government services
> helps in the organization of thoughts, tasks, and communication
Different model types work best for different situations. When would you use the following model? Need help ASAP please!! Due very soon. Thank you!!
Computer-generated models-
Photograph of a bone-
Plastic Bone-
Dissected Pig-
Answer
Computer-generated models
Explanation
Computer models are widely used to show real-life situations. Many biological, physical, chemical and engineering processes are easily simulated using a powerful computer system.
Therefore, the formation of blood cells can also be adequately simulated using a powerful computer system, hence the answer above.
What part of your arm is most proximal?
shoulder
elbow
wrist
fingernail
Answer-head of the humerus
