Answer:
Everything else is the same. Just like DNA, G and C are paired together. But on RNA, the A is different. It’s not paired with T, but with U.
RNA pairs:
A - U ( Adenine to Uracil )
G - C ( Guanine to Cytosine )
Answer:
I. High concentrations of dissolved ions in seawater.
II. Capacity of living organisms to store many types of molecules in solution in their cells.
III. Easy transport of toxic substances through the environment.
Explanation:
This statement is true for all of the following statements given.
Answer:
Explanation:
Secondary succession usually occurs faster than primary succession because the substrate is already present. In primary succession, there is no soil and it needs to form. This process takes time, as pioneer species must colonize the area, they must die, and as this happens over and over again, soil forms.
"Severe combined immunodeficiency (SCID)" can be caused by "failure of VDJ recombination".
Option D
<u>Explanation</u>:
- "SCID" is "inherited immune system disorder" which happen due to abnormalities in the response of both T and B cells which are needed for the proper functioning of the immune system.
- VDJ occurs in genetic recombination occurring in the early or developing stages of lymphocytes.
- Somatic recombination is also a part of VDJ which results in immunoglobulin's, which is "defining feature" of the immune system and the same which causes severe combined immunodeficiency.