Once a chromosome has been duplicated, it consists of four sister chromatids.

a. true
b. false


Ans: b. false

Biology & Microbiology

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The direct result of cytoplasmic fusion is the

production of a a. dikaryotic cell. b. zygote. c. gamete. d. spore. e. mushroom.

Biology & Microbiology

When the human body temperature rises above 105

degrees Fahrenheit, a. normal cooling mechanisms fail. b. the heart beats more rapidly than normal. c. mental confusion sets in. d. symptoms of heat stroke develop. e. all of these occur.

Biology & Microbiology

Each chromosome contains a constricted region called a(n) ____________________ where sister chromatids attach

Fill in the blank(s) with correct word

Biology & Microbiology

The passive transport of water is specifically called ________

A) simple diffusion B) facilitated diffusion C) hydrosmosis D) osmosis

Biology & Microbiology