Which of the following must occur before cell division begins?
a. duplication of the nucleus
b. DNA replication
c. cytokinesis
d. DNA segregation
Answer: b. DNA replication
Biology & Microbiology
You might also like to view...
Along with a significant genetic component, ____________________ plays a significant role in the development of spina bifida
Fill in the blank(s) with correct word
Biology & Microbiology
What role does the plant cell wall compound lignin play in the adaptation of plants to a land environment?
What will be an ideal response?
Biology & Microbiology
Life-threatening aneurisms are most likely to occur in
A) veins. B) venules. C) capillaries. D) arterioles. E) arteries.
Biology & Microbiology
What term is used to indicate the ability of a cancer to invade other parts of the body and to produce secondary tumors?
a. Angiogenesis b. Metastasis c. Carcinogenesis d. all of the above
Biology & Microbiology