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Biology
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suggest and explain two ways the cell-surface membranes of the cells lining of the uterus may be adapted to allow rapid transport of nutrients

The membrane is folded therefore has a larger surface area for transport of nutrients by active transport and diffusion. Also, the membrane has a lot of protein carries in the membrane that are used for ...

AS
Answered by Anna S. Biology tutor
11886 Views

Explain why the number of organisms typically reduces along a food chain

The number of organisms reduces because between each level of the food chain about 10% of energy is lost through movement, through not the full organism on the previous level being eaten as bones and hair...

AS
Answered by Anna S. Biology tutor
8687 Views

Explain how DNA is replicated within the cell.

DNA is replicated within the nucleus of the cell through a process called semi-conservative replication. The first part of the process involves the splitting of the double stranded molecule into two separ...

CB
Answered by Callum B. Biology tutor
3331 Views

Outline the role of insulin and glucagon in the regulation of glucose and outline type 1 and type 2 diabetes.

Relevance: Body needs to make glucose for ATP production. (Energy production)Regulation:Both hormones insulin and glucagon are released from the islets of Langerhan in the pancreas.Insulin: Released from ...

SK
Answered by Shantanu K. Biology tutor
2230 Views

Use your knowledge of the movement of water to explain why honey has antibacterial properties

Honey has a lower water potential than the water inside bacterial cells due to its high ionic content.Water moves by osmosis from areas of higher water potential to areas of lower water pote...

SS
Answered by Sanskriti S. Biology tutor
4070 Views

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