1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
lions [1.4K]
3 years ago
8

Why is the pulmonary circulation reduced in the human fetus?

Biology
1 answer:
prohojiy [21]3 years ago
8 0
As there's no air in the lungs, and oxygen in the blood comes from the mother, the fetus has no need to transport blood to and from the lungs until it's born.
You might be interested in
Sunlight exposure has stronger effect on skin cancer risk in fair-skinned humans than in individuals with darker skin. This is a
mihalych1998 [28]

Answer: Option D.

Genotype by environment interaction.

Explanation:

Genotype by environment interaction refer to a situation where two different genotypes react differently in an environment. Light skinned humans are at greater risk of skin cancer because they lack melanin which the dark people have and this melanin protect the skin from sun.

All the choices are correct. Differences in the norm of reaction I.e they react different way.

Epistasis is when the effect of a gene suppress the other.

Pleiotrophy is when a gene influence another genes phenotipically. These are all genotype enviromr interaction.

4 0
3 years ago
It is flu season! The flu is caused by a virus. Scientists continue to debate whether or not viruses are alive. If we consider t
ladessa [460]
I do not see a picture
7 0
3 years ago
Read 2 more answers
What are the two functional parts of a tRNA
Naddik [55]

Answer: Transfer RNAs are coded by a number of genes, and are usually short molecules, between 70-90 nucleotides (5 nm) in length. The two most important parts of a tRNA are its anticodon and the terminal 3’ hydroxyl group, which can form an ester linkage with an amino acid.

Explanation:

6 0
2 years ago
Oxygen and glucose play tag with each other and chemical reaction happens to allow for the release of?
adelina 88 [10]
It would release in a form of ATP
7 0
3 years ago
Based on the results of the statistical test, do you reject or fail to reject the null hypothesis (Case Study 3_Tumors)? [2 pt;
just olya [345]

Answer:

It Depends...

Explanation:

The null hypothesis is that statement that we use as an opposite case of the original expected result. If the null hypothesis is rejected then that means that our expected result is true. If the null hypothesis is accepted then it means that the expected values are in field of error. When the null hypothesis gets rejected it goes for  another series of test a.k.a the LSD (Least Significance Test) but sure that another advance level approach for a hypothesis testing...

4 0
3 years ago
Other questions:
  • Why do you think it is so difficult for some people to accept the idea of continental drift?
    14·1 answer
  • How does a universal genetic code relate to the hypotheses about the origin of life on earth
    11·1 answer
  • What are 3 living things that were on earth before humans
    6·1 answer
  • What substance in the esophagus lining helps make swallowing easier?
    6·1 answer
  • For the water flea experiment the best answer is ______
    13·1 answer
  • Which of the following is true about all minerals? A) Organic B) inorganic C) white D) hard
    10·2 answers
  • Membrane-bounded vesicles that contain enzymes for oxidizing small organic molecules with the formation of hydrogen peroxide are
    13·1 answer
  • In biology, evolution explains exactly how life began on Earth<br><br> A. True<br><br> B. False
    14·2 answers
  • The earth's core and atmosphere cool down and brought about the_​
    13·1 answer
  • Which substance acts as a buffer in natural water?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!