In all organisms, hereditary information is encoded within __________ molecules

a. DNA
b. RNA
c. protein
d. lipid
e. carbohydrate


A

Biology & Microbiology

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All of the following are associated with substration activation except

A) bond distortion. B) proton transfer. C) electron transfer. D) intramolecular hydrogen bonding. E) neutron transfer.

Biology & Microbiology

________ is directional growth responses of plants to a unidirectional source of light.

A. Dormancy B. Phototropism C. Thermotropism D. Gravitropism E. Thigmotropism

Biology & Microbiology

Melvin Calvin used ________, a specific ________, to deduce the Calvin cycle of photosynthesis

Fill in the blank with correct word.

Biology & Microbiology

A morula contains about how many cells?

a. 1 b. 30 c. 100 d. 500 e. 1,000

Biology & Microbiology