According to astronomers, the universe is

a. contracting.
b. getting warmer.
c. the same as it was on the day of creation.
d. collapsing.
e. expanding.


Answer: e

Biology & Microbiology

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Seed germination is stimulated by:

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Space is not a limiting factor on a rocky intertidal beach

Indicate whether the statement is true or false

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PCR uses a special DNA polymerase that resists ____

a. time decay b. acids c. bases d. high temperatures e. centrifugation

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In the electron transport system, the energy used to synthesize ATP comes from the diffusion of ________ from the outer compartment of the mitochondria to the inner compartment

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Biology & Microbiology