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Biology
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Describe how Carbon Dioxide is assimilated in the Calvin cycle.

CO2 from the atmosphere diffuses into the leaf through the stomata and then into the stroma within the chloroplasts of mesophyll cells.  In the stroma the enzyme Ribusco catalyes the combini...

VA
Answered by Victor A. Biology tutor
7598 Views

Describe the three types of fatty acids.

Saturated fatty acids do not have any carbon-carbon double bonds and are therefore linear molecules.

Monosaturated fatty acids have one carbon-carbon double bond, creating one kink in the...

DD
Answered by Dagmar D. Biology tutor
8200 Views

Describe the differences between the products of mitosis and meiosis.

Mitosis is the process of cell division for the purpose of cell regeneration. A parent cell duplicates its DNA and separates into two daughter cells which are identical to the parent and have two sets ...

DD
Answered by Dagmar D. Biology tutor
18151 Views

What precisely is autoregulation in the kidney? Is it solely the ability to vary the diameters of the afferent and efferent arterioles? If so how is this controlled?

Autoregulation is the ability of any vascular bed to maintain its capillary blood supply/perfusion pressure fairly constant despite changes in mean (systemic) arterial pressure. Autoregulatory control mus...

SM
Answered by Steffi M. Biology tutor
3991 Views

How does gel electrophoresis work to separate DNA fragments of different lengths and how may the lengths of the different strands then be determined?

The process of gel electrophoresis uses the fact that DNA fragments are negatively charged (due to the bulky, negative phosphate groups within the sugar-phosphate backbone) in order to pull the fragments ...

JP
Answered by James P. Biology tutor
14893 Views

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