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Biology
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How does co-transport work?

Co-transport is a type of transport across cell membrane and it requires transport proteins embedded in the membrane of the cell. The best way to explain how this process works is to exemplify it. Good ex...

Answered by Kristina K. Biology tutor
69364 Views

Which mechanisms control the homeostasis of blood sugar levels in the human body? How do these regulate the concentration of sugar in the blood?

The homeostasis of blood sugar levels in controlled via a careful balance of hormonal secretions leading to an increase of blood sugar concentation when needed. when the blood sugar concentration is too h...

Answered by Harry G. Biology tutor
2263 Views

Explain the neuromuscular junction

Action potential causes depolarisation in the presynaptic bulb, this causes voltage-gated calcium channels to open. This causes vesicles containing the neurotransmitter acetycholine to move and fuse with ...

Answered by Zahra O. Biology tutor
7134 Views

What is a synapse and how is information passed through it?

A synapse is a receptor that detects

Answered by Shay S. Biology tutor
2027 Views

What is a chromosome?

A chromosome is a long, tightly coiled molecule of DNA. Chromosomes are split into sections called genes. In the human body there are 48 chromosomes within each cell (except sex cells which have 23). Chro...

Answered by Nathaniel S. Biology tutor
3288 Views

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