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Name the three structures found in a plant cell that are not found in a neurone

chloroplasts cell wall vacuole best way to show/teach student this would be to draw a plant cell and ask them to label/name structures in the cell and draw them in. drawing = way to learn (visual and kinaest...
EI
Answered by Elysa I. • Biology tutor
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State the difference between Apoplastic and symplastic pathways of water movement in plants

•Apoplastic- in cell wall and water moves by cohesion. •Symplastic- in cytoplasm and water moves by osmosis.
EB
Answered by Ethan B. • Biology tutor
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Describe the roles of calcium ions and ATP in the contraction of a myofibril (5 marks)

Calcium ions, which diffuse in from the sarcoplasmic reticulum, cause tropomyosin to shift which reveals the myosin binding site located on the actin filament allowing the myosin head to bind. A molecule of ...
MY
Answered by Molly Y. • Biology tutor
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What part do the kidneys play in homeostasis?

The kidneys can be split into 5 main sections. Firstly we have the glomerulus. Blood enters the kidneys via the afferent arteriole and then travels to the glomerulus which is just a cluster of capillaries. T...
NA
Answered by Nicole A. • Biology tutor
4280 Views

Explain a chemical synaptic transmission

Nerve impulses are transmitted along the axon by saltatory propagation. This is where the wave of depolarisation jumps across to small gaps known as nodes of ranvier, dramatically reducing the time taken for...
JA
Answered by James A. • Biology tutor
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