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Biology
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How are the alveoli adapted to allow efficient gas exchange within the lungs?

The efficiency of gas exchange across a surface is determined by Fick's Law. Fick's Law states that, for the diffusion of a gas to be efficient, three conditions should be met. Firstly, the surface area o...

OP
Answered by Olivia P. Biology tutor
23106 Views

Chlorophyll b, chlorophyll a and carotene are all key pigments in the photorespiration process. a) Explain the role of pigments in the production of ATP [3], b) Explain the role of ATP in the cellular processes of plants [1], Why is it advantageous for pl

Q: Chlorophyll b, chlorophyll a and carotene are all key pigments in the photorespiration process. a) Explain the role of pigments in the production of ATP [3], b) Explain the role of ATP in the c...

JM
Answered by Joseph M. Biology tutor
5481 Views

What is the role of the kidney in water homeostasis?

The kidney has several functions, but in this short paragraph I am going to explain about it's principal function- controlling water levels in the body. Imagine you are in a desert and you have not had a ...

GR
Answered by Grace R. Biology tutor
2935 Views

I'm confused in the difference between the cell wall and the cell membrane?

Good question. It's quite common to get both terms confused and they're both refering to a protective component of the cell. The best way to remember it is, that the membrane is present in all cell types ...

RS
Answered by Rahmina S. Biology tutor
6533 Views

What is osmosis and how does it differ from diffusion?

Diffusion and osmosis are very similar processes. Osmosis is a particular case of dissusion, therefore it is easier to explain the overarching theory of diffusion first. Diffusion is a gradual movement of...

SJ
Answered by Sam J. Biology tutor
4382 Views

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