Biology, 30.06.2019 22:50, ijohnh14

Are younger rock layers found beneath older rock layers?

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Biology, 22.06.2019 05:30, caity2006

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

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Biology, 22.06.2019 07:00, Bengynease2598

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

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Biology, 22.06.2019 07:50, waves2114

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

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Biology, 22.06.2019 09:00, maxicanofb0011

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm