Which one of the following supports the hypothesis that life has changed over time?
a....
Biology, 09.01.2020 21:31 gildedav001
Which one of the following supports the hypothesis that life has changed over time?
a. fossils are distinct from rock layer to rock layer.
b. prokaryotes have no nucleus.
c. some fossil plants have deep roots.
d. the cell has no membrane.
Answers: 2
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Answers: 1
Biology, 22.06.2019 14:30
Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d
Answers: 1
Biology, 22.06.2019 14:30
The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping
Answers: 3
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