B. 245 million
from the end of Carboniferous Period to the beginning of the Triassic period
It is d, large trees produce flammable liquid that absorbs nitrogen
Answer:
The first part of finding out Lucy having ADA-SCID was when I realized there were no HIV proteins in her blood, getting rid of the possibility of her having HIV. Then, I realized she had a high number of Deoxyadenosine in her blood. This proves she has ADA-SCID because when the ADA doesn't work you find excess amounts of Deoxyadenosine in the blood.
Explanation:
Answer:
what are the options?
may I get brainliest please?
Answer is B in my opinion
