The right answer is vitamin C—citric acid.
Vitamin C or ascorbic acid protects against cellular aging, is essential for the immune defenses and increases the assimilation of iron of plant origin.
Citrate is a biological molecule found in all living organisms because it is involved in the Krebs cycle (or citrate cycle) to produce energy.
Answer:
b
Explanation:
The R in RNA stands for Ribosomes which are proteins.
the one that is considered a chemcial mutagen is : Tobacco Chemical mutagen refer to the substance that affected the DNA of those who consume the substancce or their offspring. Studies showed that consuming tobacco has proven to created DNA deformations for the fetus if it consumed by pregnant women.
The answer is D.
This is because in all the other examples both males, the squares, and females, the circles, inherit freckles. But I’m example D. only males, the squares, inherit freckles. Hope this helps!!
Other scientists hypothesize that organic compounds could have come to Earth w<span>hen the stars collided and the debris fell to Earth. B
HOPE THIS HELPS! ^_^</span>