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Biology
GCSE

What is the structure and function of a nerve cell?

Nerve cells serve an important function in our bodies to relay information as electrical signals from the periphery to the central nervous system. Nerve cells are also called 'neurons' and can be as long ...

AH
Answered by Amelia H. Biology tutor
78794 Views

TMV can cause plants to produce less chlorophyll. This causes leaf discoloration. Explain why plants with TMV have stunted growth.

Chlorophyll gives plants coloration so a discolored plant would have a lack of chlorophyll. This means that less photosynthesis would occur in the leaves of the plant, so less glucose is made as a result....

NA
51214 Views

Describe how information passes across a synapse.

A chemical called a neurotransmitter passes from one neurone to the next causing an electrical impulse.

JH
Answered by Jordan H. Biology tutor
5898 Views

Describe and explain the three main factors affecting the rate of photosynthesis

The rate of photosynthesis is affected by:

  1. Light intensity - without enough light, cells cannot photosynthesize even if there is an excess of carbon dioxide and water

  2. Ca...

BM
23682 Views

can you explain mitosis?

Mitosis is a part of the cell cycle in which the cell divides into two. There are a number of important steps in the process of mitosis including: anaphase, metaphase, prophase and telophase. Before mitos...

HB
Answered by Hannah B. Biology tutor
2737 Views

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