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Describe how ions , water and sugar are obtained and transported through plants

This style of question is common and is often worth around 6 marks. You should address each of ions , water and sugar seperately to ensure that you get maximum marks. Ions enter the plant via diffusion or ac...
BA
Answered by Batoul A. • Biology tutor
40778 Views

What is homeostasis and explain two ways in which the human body is able to reduce its temperature when it is too hot as an example of homeostasis.

Homeostasis is defined as a process to maintain a constant internal environment. There are multiple ways in which the body is able to maintain a constant internal temperature such as; 1. Sweating ; there are...
AP
Answered by Amelia P. • Biology tutor
3173 Views

What is a synapse?

A synapse is the space between two neurons whereby information in the form of Neurotransmitters is passed on from one neuron to the other.
LE
Answered by Liliane E. • Biology tutor
6469 Views

What is the difference between aerobic and anaerobic respiration?

The key difference is that aerobic respiration requires oxygen whereas anaerobic does not. Aerobic respiration is happening constantly in the body to release energy for processes such as protein synthesis wh...
NS
Answered by Nina S. • Biology tutor
5756 Views

(d) Explain the effect of the different SA:Vol ratios on the rate of osmosis into the potato.

Best way to explain would be to draw a cell with both a big and a large SA:Vol ratio. Visually get to see the effect, to understand why the rate of osmosis changes. note: SA = surface area and Vol = volume e...
EI
Answered by Elysa I. • Biology tutor
17648 Views