Biology, 03.05.2021 17:50 yaneli0717
Select the correct answer from each drop-down menu.
Complete the sentences about Earth’s early biosphere.
After Earth formed, the emerging biosphere had several effects on Earth’s lithosphere. For example, rocks and minerals showed evidence of 1A(enter text here)
caused by the presence of oxygen in air. In a second example, 2B(enter text here)
actually created new rock after being dissolved in water or buried underground.
1A.
1.combustion
2.oxidation
3.fossilization
4.respiration
2B.
1.minerals
2.organisms
3.carbon dioxide
4.sunlight
Answers: 2
Biology, 21.06.2019 19:30
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Give examples of selective advantage of organism’s body part/organ
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When a population split into two subgroups what is most likely to cause the subgroups to develop different traits?
Answers: 1
Biology, 22.06.2019 14:30
The process of meiosis produces only gametes, eggs or sperm. according to the diagram, how many sperm are formed from each cell that undergoes meiosis?
Answers: 1
Select the correct answer from each drop-down menu.
Complete the sentences about Earth’s early bio...
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