Top answers

Biology
A Level

How are nerve cells adapted to their function?

To answer this question we first need to understand what the function of a nerve cell, or neurone, is. Neurons need to be able to rapidly transmit electrical impulses along their length. They also need to...

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Answered by Christian H. Biology tutor
116379 Views

What is co-transport and why do I sometimes hear it being called active transport?

Example: absorption of sodium ions (Na+) and glucose by cells lining the ileum (a part of the small intestine)  1. Na+ actively transported into the blood from epithelial cells, by...

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Answered by Olivia L. Biology tutor
7476 Views

What is the role of the rough endoplasmic reticulum and the Golgi apparatus in protein transport within cells?

Firstly, during protein synthesis, the DNA is transcribed into mRNA in the nucleus, which then can move out of the nucleus into the cytoplasm. This is where translation occurs, where the mRNA is read and ...

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Answered by Mary-Jane G. Biology tutor
4088 Views

Why is glycogen suitable for energy storage in cells?

Glycogen is the storage form of glucose found in liver and muscle cells. It is formed during glycogenesis when excess blood glucose is taken up into liver and muscle cells via insulin release. When blood ...

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Answered by Mahdia O. Biology tutor
17019 Views

How does synaptic transmission across a neuromuscular junction work?

In order to answer the question, it is important to understand the terminology used. The neuromuscular junction refers to the communication between a neuron (neuro) and muscle cell (muscular). There are m...

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Answered by Ellie T. Biology tutor
7727 Views

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