Answer:
D fossil record
Explanation:
Depending on what layer of earth the fossil was recorded then they could determine a rough date. Then they would use carbon dating to be more exact.
If there was left sided heart failure pulmonary blood pressure would increase. The blood that needs oxygen goes to the lungs, so the right side of the heart would be working harder trying to get the left side of the heart to work again. Having heart failure would also cause pain and panic also known as the fifth sense which would also cause the blood pressure to increase.
The final product of Meiosis is haploid daughter cells in which each cell has 23 chromosomes. What happens in meiosis is that, the cell is divided twice and this produces four daughter cells. During this process that our sex cells are produced. So the answer for this would be option D.
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Explanation:
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The correct answer is option B, that is, functional group.
A functional group refers to a part of a molecule, which is a classified/recognizable group of bound atoms. The functional group provides the molecule with its characteristics, in spite of what molecule comprises it, they are the centers of chemical reactivity. The functional groups in a molecule require to be determined when naming.
