In which layer of the sun is energy transferred between atoms?

a. the core
b. the radiative zone
c. the photosphere
d. the convection zone
e. the corona

for a different answer set the answer would be because the oxygen in the water had depleted (apex)

answer; the male's sperm cells have mitochondria, but because the sperm contributes dna but no cytoplasm, no mitochondria are passed to the egg at ferilization;

answer; aerobic conditions; citric acid cycle (krebs cycle) electron transport chain;         anaerobic conditions; fermentation; both glycolysis;