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Biology, 22.06.2019 11:30
Nucleic acids offer variability because they contain alternate forms of genes called .
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Which of the following organisms are capable of self-fertilization? a.plants b.tigers c.humans
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Biology, 22.06.2019 18:00
The diagram below shows the layers of a rock having a trilobite: a rock column labeled rock is shown. the column has three layers. the bottommost layer of the rock has one shaded rhomboid shape, the middle layer has a rhombus with a diagonal along with two identical organisms marked as, trilobite, in the key, the top layer has two semicircles. a key is shown on the right side of the diagram. the shaded rhombus is marked as a, the rhombus with the diagonal is marked as b, the semicircle is marked as c which statement about the rock fossils is true?
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Biology, 22.06.2019 22:10
What do all celular activities in living organisms use as a source of energy?
Answers: 1
What is produced in abundance by pioneer species?
a) plants
b) cones
c) see...
b) cones
c) see...
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