Archeologists digging through several layers of rock discover fossils in the different layers

Typically, the deeper the fossil layer, the older the specimen. This is an example of what type
of dating?



a. relative dating
b. absolute dating
c. radiometric dating
d. geometric dating


A

Biology & Microbiology

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Identify the following as either specific or nonspecific immune responses, and for each provide a onesentence

explanation of its function or role. A. macrophages B. natural killer cells C. memory cells What will be an ideal response?

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When RNA-dependent RNA polymerase is copying the genome it is functioning as a ________.

A. helicase B. replicase C. ligase D. transcriptase

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The light reactions use sunlight as the energy source.

a. true b. false

Biology & Microbiology

Which of the following is not a part of an atom?

A) electron B) molecule C) neutron D) proton

Biology & Microbiology