|
Author Question: One of the evolutionary "enigmas," or unsolved puzzles, of sexual reproduction i (Read 689 times) |
Did you know?
Thyroid conditions may make getting pregnant impossible.
Did you know?
The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
Did you know?
About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
Did you know?
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.