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
Lake 226 at the Experimental Lakes Area divided in half.
The seven phenotypic pairs studied by Mendel
In addition to common schools, thousands of female seminaries were built between 1820 and 1850, many
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A box contains red, yellow and green marbles. Half of the marbles are red, 1/8 of the remaining ...
Comparison of two pairs of rII mutations