The major mechanism of evolution is

a. species development.
b. predation.
c. fitness.
d. natural selection.


d

Biology & Microbiology

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The __________ species concept defines a species as a population whose members do not interbreed

in nature. a. genetic b. ecological c. morphological d. biological e. evolutionary

Biology & Microbiology

When a vesicle movesĀ along microtubules toward the center of the cell, the molecular motor(s) ________ are used?

A. kinesin B. Molecular motors are not required for movement along microtubules. C. both kinesin and dynein D. dynein

Biology & Microbiology

Members of the genus ________ are associated with scarlet fever, rheumatic fever, pneumonia, etc.

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

Biology & Microbiology

Explain why only 5 to 30% of the energy contained in a particular trophic level may be passed to the next trophic level

What will be an ideal response?

Biology & Microbiology