Rho Family GTPases (Rho, Rac, Cdc42) stimulate cytoskeletal microfilament assembly for all of the following except

A) stress fiber formation.
B) lamellipodia formation.
C) nuclear envelope breakdown for mitosis.
D) cytokinetic furrow formation.
E) filopodia formation.


Answer: C

Biology & Microbiology

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To use a backcross mating strategy for QTL mapping

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Biology & Microbiology

Suppose that you have a cell with a membrane that is permeable to water but not to Na+ or Cl? or any

other solute. There is more NaCl outside the cell than inside the cell, and the osmolarity of the cell is higher than that of the solution surrounding the cell. Which of the following should occur?

a. Overall, the cell should lose water. b. Overall, the cell should take up water, Na+, and Cl?. c. Overall, the cell should take up water. d. Overall, the cell should take up water and lose Na+ and Cl?. e. Overall, the cell should lose water and take up Na+ and Cl?.

Biology & Microbiology

In a sequence of infections, the first infection that predisposes the patient to further infection is called the _______ infection

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Angiosperms with wind-dispersed pollen include

A) grasses. B) pine trees. C) ferns. D) roses. E) mosses.

Biology & Microbiology