Variation that does not alter the ability of an individual to survive and reproduce is therefore considered:a

neutral
b. genetic
c. geographic
d. heterozygous
e. frequency-dependent


a

Biology & Microbiology

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The molecule of chlorophyll a in photosystem I's reaction center is known as P700 because

a. it absorbs 700 photons per minute. b. it absorbs photons with a wavelength of 700 nm. c. there are exactly 700 accessory pigments in the photosystem. d. there are 700 molecules of NADPH generated per photon of light absorbed. e. there are 700 electrons that can be energized by light.

Biology & Microbiology

The gross output of ATP from glycolysis is ________, whereas the net output of ATP is ________

A) 2; 1 B) 4; 2 C) 4; 1 D) 6; 4 E) 2; 4

Biology & Microbiology

Analysis of the sequences of the small subunit rRNA generated a shift in our current taxonomic scheme, with the addition of three levels called domains. What are the three domains?

What will be an ideal response?

Biology & Microbiology

What was the first substance produced by microorganisms to be used pharmaceutically?

A) penicillin B) streptokinase C) taxol D) human insulin E) interferons

Biology & Microbiology