Why do you think hemoglobin levels vary with altitude?

Answers

Answer 1

Answer:

haemoglobin in blood increases at high altitude. This is one of the best-known features of acclimatisation (acclimation) to high altitude. Increasing the amount of haemoglobin in the blood increases the amount of oxygen that can be carried.

Answer 2
Oxygen in inhaled air diffuses into the blood in the lungs. ... The amount of haemoglobin in blood increases at high altitude. This is one of the best-known features of acclimatisation (acclimation) to high altitude. Increasing the amount of haemoglobin in the blood increases the amount of oxygen that can be carried.

Related Questions

What is the relationship between water temperature and solubility of the gaseous solute?

Answers

Answer:

Solubilities for gaseous solutes decrease with increasing temperature, while those for most, but not all, solid solutes increase with temperature.

Explanation:

I'm sorry if its wrong

Deoxyribonucleic acid (DNA) is found inside the ___________of our cells.

Answers

Answer:

nucleus

Explanation:

An organism's complete set of nuclear DNA is called its genome. Besides the DNA located in the nucleus, humans and other complex organisms also have a small amount of DNA in cell structures known as mitochondria

Which of the following describes a structure that both prokaryotic and eukaryotic cells have in common?

A.) This membrane-bound organelle encloses the cell’s DNA and is where DNA replication occurs.
B.) This organelle is composed of a stack of membrane sacs where proteins are modified and stored.
C.) This organelle extracts energy stored in glucose molecules to power cell functions.
D.) This organelle is composed of protein and RNA and is used to make proteins for the cell.

Answers

Letter A because they have both of DNA

How much of a chromosome is copied into rna during transcription?

Answers

Answer: How many genes are copied during transcription?

The stretch of DNA transcribed into an RNA molecule is called a transcription unit and encodes at least one gene. If the gene encodes a protein, the transcription produces messenger RNA (mRNA); the mRNA, in turn, serves as a template for the protein's synthesis through translation.

Explanation:

Why are viruses considered to be nonliving?
A)They cannot live outside a host
B)They do not respond to their environment
C)They cannot use energy
D) They have no genetic material

Answers

Answer:

it should be A if im correct.

Seals have long (F) fins - dominant - or short (f) fins - recessive. What is
the percent chance that an offspring would have short fins from the cross
of two heterozygous long-finned seals? *

Answers

25% because you multiply Ff by Ff which will result in 1 ff
25% I just did a punnet square it’s easy

what is the difference between active and passive immunity? give and example of each.

Answers

Passive immunity is receiving premade short lasting antibodies. For example, antivenom.

Active immunity is the person's own immune system actively producing long lasting antibodies. For example, a vaccine.

Hope this helps and have a great day!

Which of the following is the best example of diffraction?

Answers

Answer:

you voice echoing back when you shout in a canyon

Explanation:

Elise is studying the electromagnetic spectrum. She knows that is shows waves in
order based upon their frequencies. Which of the following choices below, lists types
of electromagnetic waves from the lowest frequency increasing to a higher
frequency?
А
infrared, radio, microwave
B
radio, gamma, visible light
с
Gamma, visible light, X-rays
D
Visible light, X-rays, gamma

Answers

Answer:

D visible light , x-rays , gamma

If gene A is masked by its allele, gene B, gene A is

recessive
dominant
codominant

Answers

recessive im pretty sure

Please helppp!!! will give the brainliest it's probably easy

Answers

i think it is amino acids

Help please, I couldn't find the instruction for this, and my teacher said skip it, so I dont know the answer for it ._.

Answers

Answer: 1.rod, coccus, or spiral    2. peptidoglycan  3. flagella.

Explanation:

Help plz :)

Darwin's finches from his studies on the Galapagos Islands are some of the most
famous examples of evolution in action. Which of the following best explains why
these finches have beaks of different sizes and shapes?

A Comparative Biology
B Biogeography
C Embryology
D Fossil Record

Answers

Answer:

B Biogeography

Explanation:

Biogeography is the geographical distribution of organisms. The finches have different beaks because they are on different islands/geological areas.

How do you think specific traits help organisms access or utilize resources more efficiently?

Answers

Answer:

Individuals with adaptive traits, traits that give them some advantage are more likely to survive and reproduce. Over time, these advantageous traits become more common in the population. Through this process of natural selection, favorable traits are transmitted through generations.

here are some example

Adaptatio ——A trait that improves an organism's ability to survive and reproduce in an environment

Fitness——The ability of an organism to survive and reproduce

Artificial selection——Selective breeding of organisms to promote the appearance of desirable traits in offspring

Explanation:

Which labeled structure would be the most likely site in which these malfunctioning proteins exist?
Choose 1 answer:
Choose 1 answer:

(Choice A)
A
Structure A

(Choice B)
B
Structure B

(Choice C)
C
Structure C

(Choice D)
D
None of these labeled structures would be the site of the malfunctioning proteins.

Answers

Explanation:

you answer is D none of these labeled structures would be the side of the malfunctioning proteins

Answer:

Its A

Explanation:

Is the following statement true or false?

Environmental pressures cannot lead to adaptations
over time, only mutations can

O True
O False

Answers

it is going to be false

What does this pyramid tell us about the population?

Answers

The answer is A. The population is growing.

The pyramid tells us that population is growing continuously, the growth of population is equal in both male and female population.

What is population?

Population is defined as the quantity or population of people living somewhere who are a particular social, cultural, economical, ethnic, or racial category. Making decisions can be aided by knowledge of how population parameters, such as size, regional distribution, age structure, or birth and death rates, vary over time.

The pyramid is used to show the growth in population of a country or population of the city. In the pyramid the growth of population is equal in both male and female population. The pyramid shows that the population of older generation is less than the population of younger generation peoples.

Thus, the pyramid tells us that population is growing continuously, the growth of population is equal in both male and female population.

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PLEASE ANSWER QUICK WILL GIVE BRAINLY
Please select the word from the list that best fits the definition An example of a weakness in bureaucracies.

bureaucracy
formal
organization
rationality
red tape
reasonability
stability​

Answers

Answer:

Explanation:

A bureaucracy has to justify itself. It always argues that acts in the best interest of those it serves. If it was me answering the question in an essay form I would choose the first choice bureaucracy as part of  my topic sentence.

If you don't believe me, the income tax act in both Canada and the United States (especially in America) is one of the most complex laws ever written. So my answer for you would be Red Tape.

It's formal. It's an organization. It's not always reasonable especially if you have to deal with it. It's stable but not in a good way.

Answer:

red tape

Explanation:

How much dna is in each nucleus of each cell

Answers

Answer: Look below =3

Explanation: That makes a total of 6 billion base pairs of DNA per cell. Because each base pair is around 0.34 nanometers long (a nanometer is one-billionth of a meter), each diploid cell therefore contains about 2 meters of DNA [(0.34 × 10-9) × (6 × 109)].

Helloooo!!! Marie Here!!!!!!!

Each cell has 1 DNA. When it is mitosis, a piece of DNA breaks down into thing called chromosome.

Hope This Helps! Have A GREAT Day!

which systems are involved in throwing a ball​

Answers

Central nervous system

Eggs and sperm are called gametes. What problem would result if gametes were diploid?​

Answers

Answer: If gametes were produced instead by mitosis each gamete would be diploid not haploid.  During fertilization of diploid gametes, the zygote would become 4n=92. With each new generation the number of chromosomes would double.

Explanation:

Answer:

If gametes were diploid, the resulting organism would have too many chromosomes.

Explanation:

Hope this helps

if a molecule is composed of several amino acids what kind of biomolecule is it

Answers

Answer: protein

Explanation: protein

Amino acids link together to form a protein. A nucleic acid is held together by the sugar-phosphate complex. A protein is held together by the carbon-carbon bonds. The diagram shows the basic structure of a biomolecule.

Answer:

It is a protein.

Explanation:

Hope it helps!!!

The animal-like parasite plasmodium causes the disease

Answers

Answer:

Malaria is the answer

Explanation:

The animal-like parasite plasmodium causes diseases like malaria.

What is malaria?

A parasite that frequently infects a particular species of mosquito that feeds on people can result in a serious and occasionally fatal disease known as malaria.

An obligatory parasite of insects and vertebrates, Plasmodium is a genus of unicellular eukaryotes. The parasite Plasmodium, which causes malaria, is spread via the bite of an infected mosquito.

Malaria often causes severe disease, including high fevers, shivering chills, and flu-like symptoms. Through the bites of female Anopheles mosquitoes carrying the parasites that cause malaria, people can contract this potentially fatal illness. It can be avoided and treated.

Therefore, malaria is brought on by the parasite plasmodium, which resembles an animal.

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Puffins live in the Arctic. Penguins live in the Antarctic. Suggest reasons why puffins and penguins are both similar and different

Answers

Answer:

Puffins are not actually penguins! They are birds that look similar, but are not the same species. Puffins belong to a family of birds called Alcidae, while penguins belong to the family Spheniscidae; their wings evolved to support different functions.

PLZ HELP WILL GIVE BRAINLIEST 35 POINTS
The cambium is a section of cells in a plant that can become either part of the xylem or phloem, depending on the growth and needs of the plant. If the cambium of a plant was damaged, what would be the most likely effect on the plant?
The plant would lose its ability to carry out photosynthesis.
the plant would have uncontrolled growth.
The plant would not experience any change in physiology.
The plant would not be able to transport nutrients and water.

Answers

The plant would lose its ability to carry out photosynthesis

Answer:

the plant would not be able to carry out photosynthesis

Explanation:

what would happen if the igneous rock was first exposed to energy from the sun

Answers

Answer:

If there is too much heat or pressure, the rock will melt and become magma. This will result in the formation of an igneous rock, not a metamorphic rock. Consider how granite changes form. Granite is an igneous rock that forms when magma cools relatively slowly underground

Explanation:

Answer:

An igneous rock can change under pressure to metamorphic. A igneous rock can turn into another igneous rock by melting and solidifying, it can turn into a sedimentary rock by getting weathered then recemented, or it can turn into a metamorphic rock by being subjected to great heat and pressure

Explanation:

Summarize taste considerations.

Answers

The word taste, or gustation, to give its full name, refers to what is detected by the taste cells, located on the front and back of the tongue and on the sides, back and roof of the mouth. These receptor cells, or taste buds, bind with molecules from the food or drink being consumed and send signals to the brain.

Good luck have a good night

what happans to DNA inside the necleus before meiosis begins? ​

Answers

Answer:

Before mitosis begins, the cell has already made new copies of each of its chromosomes. However, these new copies remain attached to the original chromosome. A dividing cell must be able to pull the copied chromosomes apart from the original copies, which is how the DNA is evenly divided when one cell splits into two.

Explanation:

I looked it up

The cell has already made new copies of each one of its chromosomes before mitosis starts. The initial chromosome, however, remains connected to these new copies. The replicated chromosomes must be able to be taken away from the original copies by a dividing cell, which is how the DNA is split equally as one cell divides into two.

5 points
2. Describe the offspring made from sexual reproduction *
The offspring will be like the dad.
The offspring is a combination of both parents
The offspring are exactly like one of the parents
The offspring are not like either of their parents. They got their DNA from someone
else.

Answers

Answer:

The answer is the Second one. The offspring is a combination of both parents

Explanation:

Since both the parents genes and traits are mixed.

1 Muscle spasms and locked jaw, followed by convulsions, are symptoms of:
meningitis
cerebrospinal
tetanus
2 Why is tetanus associated with injuries which occur outdoors?
the soil causes tetanus
the iron oxide rust on objects produces tetanus toxins
bacteria in the soil causes tetanus
animals cause tetanus
3 Communication for the senses and muscle coordination in the _____body is accomplished by the system.

Answers

Answer:

In immunology, an antigen is a molecule or molecular structure, such as may be present on the outside of a pathogen, that can be bound by an antigen-specific antibody or B-cell antigen receptor. The presence of antigens in the body normally triggers an immune response. Wik

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