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Biology
GCSE

whats the difference between meiosis and mitosis

Meiosis and mitosis are both forms of cell division. For mitosis, the cell divides into two cells. For meiosis, the cell splits twice, forming four cells. The cells produced are called daughter cells, and...

Answered by Ellen L. Biology tutor
3332 Views

Explain how a reflex arc works

A reflex action is the bodies automatic and rapid response to a stimulus which we carry out without thinking. Due to it being a rapid response it doesn't involve the brain and follows a path called the re...

Answered by Freyja Q. Biology tutor
2862 Views

What is the role of the hormone insulin? How does it contribute to diabetes?

Insulin is a hormone released by the pancreas and it helps to control blood glucose levels. In a healthy person, when you have something to eat, the glucose is absorbed and enters your blood stream. In or...

Answered by Ceres H. Biology tutor
2320 Views

Explain the three stages of drug testing.

First, drugs are tested on human cells and tissues, it is then tested on two different mammals. The final stage has two parts, the drug is initially tested on healthy human volunteers and they are given i...

Answered by Yasmin A. Biology tutor
2067 Views

How would you investigate the effect of light intensity on the rate of photosynthesis in pondweed? [6]

Apparatus is set up by first adding the pondweed to a beaker filled with water. The beaker has been sealed and any gas produced by will be collected by a syringe. Light will be provided by a lamp and its ...

Answered by boland S. Biology tutor
22995 Views

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