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Biology
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What is a reflex arc and how does it work?

A reflex is an unconcious response to a potentially harmful stimulus, such as pulling a tray out of the oven without oven gloves on!

Reflexes bypass the brain an...

PC
Answered by Polly C. Biology tutor
7176 Views

Explain the process of allopatric speciation

A population of one species is separated by a physical barrier, e.g a geographical barrier such as the movement of tectonic plates. There will then be 2 isolated groups of the same species unable to inter...

MS
Answered by Matthew S. Biology tutor
8143 Views

Name 3 features of a plant cell not found in an animal cell

Plant cells have chloroplasts, a vacuole and a cell wall.

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Answered by Matthew S. Biology tutor
17619 Views

Name 5 components of the cell

Nucleus, mitochondria, ribosome, cytoplasm, cell membrane. 

MS
Answered by Matthew S. Biology tutor
18993 Views

How does the citric acid cycle work, and what is oxidative phosphorylation?

The citric acid cycle (AKA the TCA cycle, AKA the Krebs cycle) is an incredibly important set of chemical reactions which is at the centre of how all aerobic organisms function. It is ...

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Answered by Frederick H. Biology tutor
4505 Views

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