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
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