Biology, 09.10.2019 12:20 patrick171888
All living organisms contain carbon atoms which of the following is an important characteristic of carbon
Answers: 2
Biology, 22.06.2019 03:00
Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels
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Biology, 22.06.2019 05:20
Match the description of each organism to the appropriate category
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Biology, 22.06.2019 10:00
Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins
Answers: 2
Biology, 22.06.2019 10:40
Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.
Answers: 2
All living organisms contain carbon atoms which of the following is an important characteristic of c...
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