The sperm and ovum that joined to become you each had only one half of each of the pairs of chromosomes that belonged to your father and mother. The process that created the sperm and ovum is known as ____.
a. mitosis
b. halitosis
c. meiosis
d. zygosis
Question 2
Charlie, a cell, suddenly splits himself into an exact replica. There are now two Charlies. Not long after that, it happens again, and there are four Charlies. This process is called ____.
a. mitosis
b. meiosis
c. fertilization
d. symbiosis
Steps in determining the structure of sperm whale myoglobin by x-ray crystallography
Posterior half of the brain.
Intracytoplasmic sperm injection (ICSI).
Sperm and Egg Cells Fusing
Male Turkmen in the wealthier half of the population had higher fertility rates than those in the po
Ball-and-stick models of A=T and G≡C base pairs