Answer:
d. lactic acid
Explanation:
pyruvic acid can be made from glucose through glycolysis.
Pyruvic acid supplies energy to living cells when oxygen is present (aerobic respiration), and when oxygen is absent ferments to produce lactic acid.
During vigorous exercise, there may be insufficient oxygen available to completely break down pyruvic acid for energy. As a result, the pyruvic acid is converted to lactic acid
What does this question even mean
Answer:
A
Explanation:
Asexual reproduction involves a simple exact copying of the genetic material. An exact copying is FAR less likely to result in mutations, which cause variation. The other three answers lead to mutations which cause variation.
An example would be a polar bear trying to hide in the jungles. Its camouflage is white for it to blend in with snow, which is white, but the jungle is mainly green. So it would be easily spotted