Before a cell divides, it fuplicates its ____
Fill in the blank(s) with the appropriate word(s).
Ans: Chromosomes
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The process of ____________________ equalizes the dosage of functional genes carried on the X chromosome in males and females
Fill in the blank(s) with correct word
In polymerase chain reaction technology, the two strands of DNA are separated by:
a. gel electrophoresis. b. treating them with restriction enzymes. c. centrifugation. d. exposing them to high pH. e. heating them.
The human genome contains about __________ genes
a. 25,000 b. 45,000 c. 60,000 d. 80,000 e. 120,000
Suppose that a somatic cell divides to form two genetically identical daughter cells during mitosis. Prior to mitosis occurring, which of the following must occur?
a. The cell must first be fertilized. b. Chromatids must be separated. c. The cell must replicate its DNA. d. The nucleus must divide.