Which density-dependent factor controls the size of a population?

a. wind velocity
b. light intensity
c. nutrient supply
d. rainfall
e. wave action in an intertidal zone


c

Biology & Microbiology

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A somatic cell divides to form two genetically identical daughter cells during mitosis. Prior to mitosis, what must

occur?

a. The cell must replicate its DNA. b. The cell must first be fertilized. c. The nucleus must divide. d. Chromatids must be separated. e. The nuclear envelope must disintegrate.

Biology & Microbiology

Deoxygenated blood is transported to the pulmonary capillaries of the lungs by the pulmonary veins; oxygenated blood is transported away from the pulmonary capillaries by the pulmonary arteries

Indicate whether the statement is true or false

Biology & Microbiology

What would be the growth rate (r) of an island population of 1000 that has 30 births per 100

population, 20 death per 100 population, 5 immigrants per 100 population, and 10 emigrants per 100 population? a. +5 b. ?50 c. +50 d. ?150 e. +150

Biology & Microbiology

The most abundant protein on earth is ________.

A. chlorophyll B. NADPH C. cellulose D. rubisco E. ATPase

Biology & Microbiology