Biology, 20.10.2020 21:01 brittanyowusu1820
4
Which of the following best summarizes the effects that plants have on the global carbon
cycle? *
(1 Point)
Plants perform cell respiration, removing carbon from the atmosphere.
Plants perform photosynthesis, adding carbon to the atmosphere.
Plants perform both photosynthesis and cell respiration and cause a net decrease of carbon in the atmosphere.
Plants perform both photosynthesis and cell respiration and cause a net increase of carbon in the atmosphere.
5
Primary producers are organisms that
Answers: 2
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In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20
Answers: 1
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How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures
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Biology, 22.06.2019 10:40
Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic
Answers: 1
4
Which of the following best summarizes the effects that plants have on the global carbon
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