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Biology
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Explain how sucrose is transported from the phloem to the sieve tube element. (5)

Protons are actively transported using ATP out of the companion cell into the cell wall, creating an electrochemical gradient. These protons then re-enter the cell by facilitated d...

SW
Answered by Sally W. • Biology tutor
15023 Views

Aspartic Acid and Proline are both part of the 20 basic amino acids. Describe their similarities and differences in terms of their properties.

As we know there are 20 fundamental amino acids used for protein synthesis. Both Aspartic Acid and Proline are such amino acids. They are composed of the typical amino acid carbon skeleton (R-CH-COOH) and...

DA
7814 Views

Could you explain the blood flow through the heart?

Deoxygenated blood enters through the right atrium from vena cava, moves through tricuspid valve into right ventricle. This moves up the pulmonary artery to the lungs and oxygenates.Oxygenated blood enter...

NV
Answered by Neel V. • Biology tutor
2339 Views

Describe the lytic pathway of a virus.

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