The mass number is the ____ rounded to the nearest whole number.

A. atomic mass
B. number of protons
C. atomic number
D. number of electrons


Answer: A. atomic mass

Biology & Microbiology

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The aging of a plant is

a. senescence. b. vernalization. c. abscission. d. dormancy. e. chlorosis.

Biology & Microbiology

Which proteins play a central role in the fusion of a vesicle with a target membrane?

A.) clathrin B.) Rab proteins C.) tethering proteins D.) adaptin E.) SNAREs

Biology & Microbiology

A nerve impulse does not vary in intensity with regard to the strength of the stimulus. What do we call this phenomenon?

A) refractory period B) resting membrane potential C) graded response D) all-or-nothing principle

Biology & Microbiology

Based on this figure, would you expect all non-plant eukaryotes to have the same mitochondrial genes as all plant mitochondria? Why or why not?

What will be an ideal response?

Biology & Microbiology