Top answers

Biology
GCSE

Can you please describe 3 cell structures that a plant cell has that an animal cell does not have.

Chloroplasts- green organelle that contains chlorophyll which absorbs sunlight needed for photosynthesis (LIKE A SOLAR PANEL)Cell wall- they have in addition to a cell me...

Answered by Jonathan D. Biology tutor
1119 Views

State whether arteries carry blood towards or away from the heart and then give two features of arteries relating to this role

Arteries carry blood away from the heart.
Thy have thicker walls.They have more/thicker muscle tissue.They have a narrower bore/lumen.

Answered by Alexander N. Biology tutor
985 Views

What does the hormone insulin do?

It is produced by the pancreas, it acts on cells in the liver to stimulate the uptake of glucose from the blood, and its conversion to glycogen.

Answered by Sufyaan I. Biology tutor
1159 Views

Explain the process of osmosis and give an example of where this occurs (5 marks).

Osmosis is the diffusion of water molecules (1 mark) from a region of high particle concentration (1 mark) to a region of low particle concentration (1 mark), through a partially permeable membrane (1 mar...

Answered by Emily W. Biology tutor
2912 Views

Evaluate the pros and cons of breastfeeding.

(This is an 'evaluate' questions, which means just listing the pros and cons may not be enough, you should attempt to give a short explanation as to why breastfeeding is beneficial and why it may have dow...

Answered by Simone L. Biology tutor
1328 Views

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