Which protein forms microtubules in the cell?

a. Actin
b. Tubulin
c. Myosin
d. ATP
e. Keratin


Answer: b. Tubulin

Biology & Microbiology

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According to the experiments of Delph and colleagues (1996 ), is sexual selection often stronger for male or female flowers, and what tends to drive this selection?

What will be an ideal response?

Biology & Microbiology

The theory of evolution asserts which of the following?

a. Evolution identifies the origin of life. b. Only populations can evolve. c. Evolution is goal directed. d. Only individuals can evolve.

Biology & Microbiology

One function of the developing follicle is to

a. stimulate ovulation. b. secrete progesterone. c. secrete estrogens. d. secrete gonadotropin-releasing hormone. e. secrete glycoproteins, which promote sperm motility.

Biology & Microbiology

Identify two adaptations in different living organisms and use natural selection to explain how each may have

logically evolved. What will be an ideal response?

Biology & Microbiology