Answer:
CO2 increases the affinity of oxygen for hemoglobin so that hemoglobin binds oxygen more strongly
Explanation:
Hemoglobin (Hb) is a protein found in red blood cells that functions to transport oxygen (O2) to the tissues. This protein has four subunits and each subunit binds to a heme group. Each heme group in Hb contains an iron atom that binds to one O2 molecule. The affinity of hemoglobin for O2 is a critical mechanism that is dependent on the ability of Hb to carry O2 molecules. Hb is fully saturated with O2 when all of its four O2-binding sites are occupied. Moreoever, the O2-hemoglobin dissociation curve is a plot of saturation of Hb regarding the partial pressure of O2 (PO2). A rightward shift in the curve indicates that Hb has a decreased affinity for O2, while a leftward shift in the curve indicates that Hb has an increased affinity for O2. As CO2 concentration increases, hemoglobin's affinity for O2 decreases, thereby Hb binds to O2 less tightly at heme group sites and therefore the dissociation curve shifts to the right.
UIZ:
.01: Layers of the Atmosphere
Quiz 1.01: Layers of the Atmosphere
Chemicals released into the air from human activity, such as sulfur dioxide and nitrous oxide, interact with the atmosphere to make acid
rain.
in which atmospheric layer does this process happen?
O stratosphere
Othermosphere
Otroposphere
O mesosphere
1 2
3
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Chemicals released into the air from human activity, such as sulfur dioxide and nitrous oxide, interact with the atmosphere to make acid rain, troposphere atmospheric layer does this process happen.
Which layer of the atmosphere holds the majority of the air pollutants produced by human activity?The stratospheric ozone layer contains the majority of ozone. Over the entire world, the vertical extent or thickness of this layer varies with season and location. Air pollutants released by human activity cause ozone levels to rise close to the surface.
The major layers are the troposphere, stratosphere, mesosphere, thermosphere, and exosphere, listed from lowest to highest. Troposphere. The troposphere of Earth rises from its surface to a height of, on average, about 12 kilometers (7.5 miles), with its height being lower at the poles and higher at the equator.
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Inventions Promote Change
4. How did the harnessing of electricity transform American business?
Around 1900, organizational and technological advancements in electricity sparked a new industrial revolution. The appearance of enterprises and cities was altered by electrical illumination and motors.
Businesses were able to expand their locations and increase their productivity thanks to centrally produced electricity. These accomplishments depended on the development of massive interconnected systems, most of which were monopolies controlled by corporations.
Before the war, the electricity business grew slowly, but in the 1920s it truly took off and played a significant role in the economic growth.
It offered factories a low-cost, effective source of power. It allowed for the simultaneous use of numerous sophisticated machines, paving the way for the development of mass production methods.
Because it provided the power required in consumers' homes for the new mass-produced goods, such as vacuum cleaners, refrigerators, and washing machines, electricity also contributed to the economic boom.
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One way to determine the density of animals in an area is to use the mark-recapture technique. A number of individuals from a population are captured, marked so they are easily identifiable, and released back into the population. It's assumed that the captured and marked animals will randomly mingle with the rest of the population. Later, the population is re-sampled and the number of marked and unmarked animals is recorded. The following equation can then be used to estimate the size of the entire population. Gulded S Number of individuals marked in first catch Total population size, N Number of marked recaptures in second catch Total number of second catch If 25 Prairie Dogs were captured, marked, and released back into their population, and then subsequently 135 Prairie Dogs were captured, of which 18 were marked, what is the approximate total population size, N?
Answer:
The approximate total population size, N = 188 Prairie Dogs
Explanation:
The equation of the mark-recapture technique of determining population density is given below:
Number of individuals marked in the first catch/Total population size, N = Number of marked recaptures in second catch/Total number of second catch
If 25 Prairie Dogs were captured, marked, and released back into their population, and then subsequently 135 Prairie Dogs were captured, of which 18 were marked
Number of dogs marked in first catch = 25
Number of marked recaptures in the second catch = 18
Total number of second catch = 135
Substituting the given figures and solving for N, the total population:
25/N = 18/135
18N = 25 × 135
18N = 3375
N = 3375/18
N = 187.5
Thus, the approximate total population size, N = 188 Prairie Dogs
Which of the following is not a step in the mass production of an organic substrate in a fermentor?
Select one:
a. Inoculate the sterile media in the growth vessel with the microbe of interest.
b. Adjust the environmental conditions for optimal growth of the organism.
c. Add enzymes to catalyze all required steps in the process.
d. Harvest cells and purify the product.
e. Remove waste products and dispose responsibly.
Answer:
c. Add enzymes to catalyze all required steps in the process.
Cuáles son las definiciones de la segunda ley de la termodinámica?
Ayudaaa!
Answer:
La consistencia de la energía es el tema de la Segunda Ley de la Termodinámica. Afirma que cuando la energía se transmite o se convierte, se pierde una mayor proporción de ella. La Segunda Ley también señala que toda estructura aislada tiene una propensión normal a degenerar en un estado más desordenado.
Explanation:
Please select the word from the list that best fits the definition
type of virus that begins to multiply immediately after it enters a cell
genetic material
active
inactive
vaccines
over-the-counter medications
ability to multiply
Answer:
availability to multiply or it could be active because it's an active virus but if it has the ability to multiply then it's just going to keep on doing it immediately faster and faster
The unicellular green alga Chlorella is often used as a model organism to study the effects of various substances on the growth of photosynthetic organisms. Researchers studying the detoxification of certain metals by Chlorella first collected data on the growth dynamics of the alga. A small number of Chlorella were added to 1,500 mL of culture medium that contained all of the inorganic nutrients needed for growth. Every five days for 30 days, the researchers performed multiple counts to determine the concentration of Chlorella in the culture. a. Describe why the amount of light available to the Chlorella culture might affect the growth dynamics of the alga.
Answer:
It depends on the light for its growth.
Explanation:
The amount of light available to the Chlorella culture might affect the growth dynamics of the algae because Chlorella is just like plant that prepare their own food with the presence of light. If there is more amount of light received by the Chlorella algae, it prepare more food and more growth occurs while on the other hand, if there is less amount of light available to Chlorella algae so it produce less amount of food and less growth will occur.
can ecosystem survive with only producers
Answer:
no
Explanation:
Can someone help me with this
Answer: NO SORRY
Explanation:
Helpppppppp plsss it’s due at 11:59
The component of a vaccine that makes it effective is the antigen.
What is a Vaccine?
A vaccine is a biological preparation that induces active acquired immunity to a specific disease. It contains an agent that resembles an infective microorganism and is frequently composed of weakened or killed forms of the microbe, its toxins, or one of its surface proteins. Vaccines are intended to stimulate the body's own immune system in order to protect the individual from future infection or disease.
11) An antigen is a substance that causes the body to produce antibodies when it enters the body. These antibodies help the body recognize and fight the antigen if it enters the body again.
12) A vaccination is a way of introducing a weakened or killed version of a particular virus, bacteria, or toxin into the body. This weak or dead version of the virus, bacteria, or toxin stimulates the body's natural defense system to produce antibodies that are specific to that virus, bacteria, or toxin. These antibodies can then recognize and fight off the real virus, bacteria, or toxin if the body is ever exposed to it, thus preventing the individual from getting the disease. This is known as active immunity. The immunity created by the vaccination is typically long-lasting, and in many cases, lifelong.
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describe the process of blood clothing
Answer:
Blood clotting normally occurs when there is damage to a blood vessel.
Explanation:
Platelets immediately begin to adhere to the cut edges of the vessel and release chemicals to attract even more platelets. A platelet plug is formed, and the external bleeding stops.
Next, small molecules, called clotting factors, cause strands of blood-borne materials, called fibrin, to stick together and seal the inside of the wound. Eventually, the cut blood vessel heals and the blood clot dissolves after a few days.
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Answer:
I think you mean blood clotting so umm
Explanation:
Blood is made up of many different cells—mostly red blood cells, white blood cells and platelets—as well as clotting factors. These and other elements float through blood vessels in a strawlike liquid called plasma.
The coagulation cascade is a complex chemical process that uses as many as 10 different proteins (called blood clotting factors or coagulation factors) that are found in plasma. Put simply, the clotting process changes blood from a liquid to a solid at the site of an injury. Here’s how the process works:
Injury. A cut on the skin or an internal injury creates a small tear in a blood vessel wall, which causes blood flow.
Vessel constriction. To control blood loss, the blood vessel immediately narrows (called constriction), which limits blood flow through the vessel.
Platelet plug. In response to the injury, tiny cells in the blood called platelets are activated. The platelets stick to one another and to the wound site to form a plug. The protein von Willebrand factor (VWF) helps the platelets stick to each other and to the blood vessel wall.
Fibrin clot. Next, blood clotting factors trigger production of fibrin, which is a strong, strandlike substance that surrounds the platelet plug and forms a fibrin clot, a meshlike net that keeps the plug firm and stable. Over the next several days to weeks, the clot strengthens and then dissolves as the wounded blood vessel wall heals.
Can an intersex male get his female pregant with his sperm? ( like a non intersex male)
Answer:
If an intersex person has a penis and testes that make sperm, they may be able to cause a pregnancy
Explanation:
Overhead view of mountains and rivers. Label B is at smaller flows of water that meet to create a larger flow of water at Label A.
Use the drop-down menu to identify what each label shows.
A
✔ river
B
✔ tributary
The diagram Illustrated shows that A is a river and B is a tributary.
What is a river?A river is a body of water that resembles a ribbon and moves downward under the influence of gravity. A river may be both wide and deep or it may be only shallow enough to wade across.
A stream or river that empties into a larger stream, main stem river, or lake is referred to as a tributary or affluent. A tributary does not empty into the sea or the ocean directly. The surrounding drainage basin is drained of its surface water and groundwater by tributaries and the main stem river, which discharges the water into the ocean.
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Which of the following statements is NOT true about cellular respiration?
1. Cellular respiration breaks down sugars and other molecules to use the stored energy.
2. Cellular respiration occurs in the chloroplast in plant cells.
3. Cellular respiration occurs in the mitochondria of cells.
4. Both plants and animals perform cellular respiration.
Its in science but I have to click Biology because it didn't have the option to click science.
Answer:
Option 2 is not true (Cellular respiration occurs in the chloroplast in plant cells)
Explanation:
Photosynthesis occurs in the chloroplasts, whereas cellular respiration occurs in the mitochondria. Photosynthesis makes glucose and oxygen, which are then used as the starting products for cellular respiration. Therefore, cellular respiration takes place in the mitochondria in plants, not in chloroplasts.
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A healthy yellow leaf has
A, No chloroplast
B, xanthophylls
C, no living cell
D, No photosynthesis
a healthy yellow leaf has no chloroplast.
What is the structure of a nucleotide? What are DNA's four nucleotides, and how do they pair up?
Answer:
Attached to each sugar is one of four bases--adenine (A), cytosine (C), guanine (G), or thymine (T). The two strands are held together by hydrogen bonds between the bases, with adenine forming a base pair with thymine, and cytosine forming a base pair with guanine.
you are in the year where the earth has no more land available for houses you decide to build an apartment up and need things to survive in each earths 5 layers (troposphere,stratosphere, mesosphere, thermosphere, exosphere) Question: what things would you need to survive the stratosphere (starts cold and ends hot)
Answer:
To survive in the stratosphere, you would need a space suit with a pressurized environment, oxygen tanks, a heat source, and a cooling system. You would also need a means of propulsion, such as a rocket or jetpack, to move around. In addition, you would need a way to communicate with other people on the ground or in other parts of the stratosphere. Finally, you would need a way to protect yourself from the extreme temperatures and radiation in the stratosphere.
Explanation:
What is breeding,explain in fully ?
➡️ When viewed from the perspective of the Turkish Language Institution in general, the meaning of "correction or improvement" stands out for the word reform. To express it as to make any situation better.
byy••Answer:
Breeding is mating or if an animal wants to reproduce (like having s e x), they will breed and have children. Humans are like the same. If humans want children, then humans mate because we're also animals...
Explanation:
man that was awkward
Do red blood cells have heterochromatin?
Yes, red blood cells have heterochromatin. Heterochromatin is a part of eukaryotic genomes responsible for gene expression DNA Repair and replication.
Differentiation of Erythroid to mature red blood cells(RBC) is done by multiple erythropoietin operated by signal transduction pathways, this process is also called terminal erythropoiesis. During this process chromatin gradually condenses which is critical for red cell terminal differentiation and final enucleation.
Therefore, the deciphered red blood cells could gain more space for hemoglobin development and flexibility to pass through terminal capillaries.
Chromatin exists in two forms euchromatin, is less condensed, and can be duplicated whereas heterochromatin, is highly concentrated and is typically not duplicated.
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Match each stage of demographic transition with its correct description. (3 points)
a. High birthrates, high infant mortality rate, no health services or family planning options
b. High birthrates, decline in deathrates, increased health services but limited family planning options
c. Low birthrates, low deathrates, higher quality of health services and family planning options
here's the CORRECT answer
Stage 1 A
Stage 2 B
Stage 3 C
The stage of demographic transition with its correct description include the following below:
Stage 1 - High birthrates, high infant mortality rate, no health services or family planning options which is denoted as option AStage 2 - High birthrates, decline in death rates, increased health services but limited family planning options which is denoted as option B.Stage 3 - Low birthrates, low death rates, higher quality of health services and family planning options which is denoted as option C.What is Demographic?This is a term which is used to describe the statistical characteristics of human populations such as age or gender and is also used especially to identify different types of markets.
In the chart we can see that the birth rate was falling in stage 3 mwhich means that there are family planning options which is adopted hence such result.
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an object decelerate uniformly from 60.0m/s to a stop in 10.0s what is it acceleration?
a. 6.0m/S2
b. -6.0/S2
c.600m/S2
d.-600m/S2
Answer:
I'm not 100% sure, but I think its a. 6.0m/s2
What terms identifies multiple pathways for energy flow within an area
The fossil of S. crassirostris was found in limestone that formed in a warm sea-
water lagoon. What could you infer were the feeding habits and food of this
animal? Explain your answer.
The location of the fossil of S. crassirostris suggests that they might have eaten similar to modern-day "skimmers," a rare breed of shorebirds from the genus Rynchops that flies over still bodies of water and uses its submerged lower jaw to scoop up small fish and crustaceans.
What are Feeding Habits?The term "feeding habit" can apply to both the type of food that an animal consumes and the manner in which it obtains it.
Fossils are any surviving remains, impressions, or evidence of a once-living thing from a previous geological epoch. Examples include exoskeletons, bones, shells, animal or microbe imprints in stone, items preserved in amber, hair, petrified wood, and DNA traces.
An example is the fossil of S. crassirostris was found in limestone that formed in a warm sea-water lagoon.
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1. What is the primary function of the small intestines? (1 point)
A.uses mechanical digestion to break down food particles
B uses chemical digestion and absorbs nutrients the body needs
C carries food and nutrients throughout the body
D eliminates the waste the body does not need
A
Utilizes chemical digestion to assimilate nutrients for the body.
What are the small intestine's three purposes?The small intestine's main jobs are to digest food, absorb nutrients needed by the body, and eliminate unwanted substances. Additionally, it contributes to the immune system by serving as a barrier to the diverse flora that lives in the gut and preventing the entry of dangerous germs.
Does food undergo chemical breakdown in the small intestine?Most chemical digestion and nearly all absorption occur in the small intestine. Large food molecules are broken down chemically during chemical digestion into their component parts, which can subsequently be absorbed past the intestinal wall and into the bloodstream.
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Answer:
Explanation:
Answer is B uses chemical digestion and absorbs nutrients the body needs
If the DNA is TTA convert into mRna and then into tRNA
Explanation:
uuA please can you send me the invoice for
Problems of large size in animals
Answer:
could be not enough place or destruction to the environment
Answer:
Here's your answer
Explanation:
There is also a major disadvantage to being big. The body mass of an animal is proportional to the gravitational force that it experiences. So as an animal increases in mass, the amount of force that its skeleton needs to support or resist must also increase.
If there is a nondisjunction during Meiosis II, what number of chromosomes or chromatids will the cells have in them at telophase II?
Which greenhouse gas is internationally regulated due to its impact on the ozone?
Answer:
Chlorofluorocarbons (CFCs)
hope it helps.
Answer:
hope it's helps you have a great day keep smiling be happy stay safe.The autonomic nervous system is the part of the peripheral nervous system that is responsible for
1. skeletal muscle movement.
2. involuntary bodily functions, such as sweating.
3. light, sound, taste, and smell detection.
4. new cell development.
Describe the modifications that can be done on a polypeptide chain to make it a fully functional
protein
Answer: Polypeptide chains undergo some modifications before they become fully functional. Some of these modifications include: proteolytic cleavage, lipidation and glycosylation. Proteolytic cleavage refers to the removal of some amino acids from a polypeptide chain by proteases in order for the protein to become active. An example of a substance that is modified through this process is insulin.
Explanation: