Which phrases describe radioactive elements? check all that apply.
a-occur in nature
b-...
Biology, 30.06.2019 02:10 treseanthegreat
Which phrases describe radioactive elements? check all that apply.
a-occur in nature
b-decay at a constant rate
c-have a consistent number of particles
d-have a half-life that determines their rate of decay
e-release energy and particles to maintain radioactivity
Answers: 1
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Which term most precisely describes the cellular process of breaking down large molecules into smaller ones? a) catalysis b) metabolism c) anabolism d) dehydration e) catabolism
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Which of the following must be true for a fossil organism to be useful as an index fossil? a. the fossil organism must be widespread geographically. b. the fossil organism must be abundant. c. the fossil organism must be limited to a short span of geologic time. d. all of the above.
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Biology, 22.06.2019 19:30
Analyze how the four requirements for life were identified by scientists
Answers: 1
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