During which stage of the cell cycle is cell growth and replication of organelles most significant?

A. M phase
B. G1 phase
C. G2 phase
D. S phase
E. G0 phase


Ans: B. G1 phase

Biology & Microbiology

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Most of the following species are invasive exotics. Select the exception

a. Atlantic cod b. kudzu c. starlings d. hemlock wooly adelgid e. Africanized honeybee

Biology & Microbiology

A chromosome ____

a. consists of DNA and its associated proteins b. is a single stranded DNA molecule c. anchors the DNA within the nucleus d. stabilizes the nuclear membrane e. is found within the nucleus and cytoplasm

Biology & Microbiology

Experimental Condition 1 of the accompanying figure, the distribution of Balanus suggests: that

In
a. interspecific competition kept Balanus from extending higher into the intertidal area.
b. intraspecific competition kept Balanus from extending higher into the intertidal area.
c. an unfavorable environmental factor kept Balanus from extending higher into the intertidal area.
d. Balanus is less motile than Chthamalus.
e. Balanus is more motile than Chthamalus.

Biology & Microbiology

Contraceptive methods that rely on synthetic hormones

A) destroy fertilized eggs. B) prevent the implantation of a fertilized egg in the uterus. C) prevent ovulation. D) prevent the sperm and egg from meeting. E) kill sperm.

Biology & Microbiology