explain why leaf cells contain many chloroplasts and root cells contain none.
Chloroplasts absorb light energy to make food (photosynthesis) however roots are underground where there is no light so there is no need for any chloroplasts.
2 of 5
Explain why scientists studying viruses use an electron microscope rather than a light microscope.
Viruses are very small so need to be magnified a lot more to be able to be studied.
3 of 5
State how the concentration of glucoseis kept low inside cells.
They use it up for respiration.
4 of 5
State one adaptation of a red blood cell and why it has this adaptation.
It has hair petruding from the cell which increases the surface area to increase water absorbtion.
5 of 5
Other cards in this set
Card 2
Front
explain why leaf cells contain many chloroplasts and root cells contain none.
Back
Chloroplasts absorb light energy to make food (photosynthesis) however roots are underground where there is no light so there is no need for any chloroplasts.
Card 3
Front
Explain why scientists studying viruses use an electron microscope rather than a light microscope.
Back
Card 4
Front
State how the concentration of glucoseis kept low inside cells.
Back
Card 5
Front
State one adaptation of a red blood cell and why it has this adaptation.
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