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Biology
GCSE

Red blood cells are placed into both hypotonic and hypertonic solutions, describe what effect each solution would have on the cells.

Hypotonic - Osmosis into cells, cells swell and burst. Hypertonic - Osmosis out of cells, cells shrivel

Answered by Elliot M. Biology tutor
1910 Views

A diabetes patient injects insulin before meals. State whether the patient has Type 1 or Type 2 diabetes and explain why?

The patient has Type 1 Diabetes. In Type 1 diabetes the pancreas stops producing enough insulin to control the blood glucose levels, therefore injecting insulin helps to control this. In Type 2 diabetes t...

Answered by Jade L. Biology tutor
1780 Views

What is the role of the lysosome in the cytoplasm of a eukaryotic cell?

The cytoplasm of eukaryotic cells contains different organelles. The lysosome is one of these.The role of the lysosome is to aid break down and disposal of waste products. Waste products can include bacte...

Answered by grace h. Biology tutor
4900 Views

Why, beyond a certain point, does a higher temperature no longer correspond to a higher rate of enzyme activity?

It is at this point (the optimum temperature) that the bonds holding the enzyme together break. We say that the enzyme (a type of protein) has been 'denatured' and can no longer function properly. At temp...

Answered by Cherry B. Biology tutor
1869 Views

How can antibacterial resistance be limited?

Questions: What is resistance? How does resistance occur?Answer:Don't overuse antibiotics. Don't prescribe antibiotics for a viral infectionPatients must finish a full course of antibioticsRestricted use ...

Answered by Beth M. Biology tutor
1738 Views

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