2-65 Indicate whether each of the following statements relating to chromosomes is true or false. a. Chromosomes contain proteins called histones. b. Two identical DNA molecules are present in a chromosome. c. Chromosomes occurs in matched pairs. d. Most of the mass of a chromosome comes from the DNA present.
Oogenesis
The formation of the ovum (mature female gamete) from undifferentiated germ cells is called oogenesis. This process takes place in the ovaries (female gonads). Oogenesis consists of three stages known as the multiplication phase, growth phase, and maturation phase.
Cell Division
Cell division involves the formation of new daughter cells from the parent cells. It is a part of the cell cycle that takes place in both prokaryotic and eukaryotic organisms. Cell division is required for three main reasons:
22-65 Indicate whether each of the following statements
relating to chromosomes is true or false.
a. Chromosomes contain proteins called histones.
b. Two identical DNA molecules are present in a
chromosome.
c. Chromosomes occurs in matched pairs.
d. Most of the mass of a chromosome comes from the
DNA present.
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