Multiple alleles. As different blood types can be determined by 2 different alleles
{answer}
B- they are denser than water
{ I hope this helps :)}
The final result of cellular respiration.
The declining levels of testosterone leads to aging. Testosterone is the male hormone that is responsible for a man's fertility, muscle mass, fat distribution throughout the body. It is also helps in improving secondary sexual characteristics and maturing the male's reproductive organs.
