Top answers

Biology
A Level

Draw and label a diagram of an animal cell?

mitochondria, nucleus, nucleolus, golgi body, SER, RER, plasma membrane, centriole, ribosome, cytoplasm,

MM
Answered by Mhairi M. Biology tutor
4326 Views

What is the difference between diffusion and active transport?

Diffusion is passive (doesn't need use energy as ATP) where as active transport is active (by hydrolysis of ATP )
Diffusion is down a concen...

LM
Answered by Leena M. Biology tutor
3013 Views

Describe and explain three differences between meiosis and mitosis

Mitosis consists of one cell division whereas meiosis consists of two cell divisions.Mitosis produces two genetically identical daughter with the same number of chromosomes as the parent cell whereas meio...

KP
Answered by Krishan P. Biology tutor
3486 Views

How does a pregnancy test work?

1) The wick of the pregnancy test is socked in urine. 2) The test contains mobile monoclonal antibodies with small coloured beads attached to them. 3) These mobile monoclonal antibodies only bind t...

LZ
Answered by Lijun Z. Biology tutor
22202 Views

Fertiliser, such as manure, contains ammonium compounds. Explain how the presence of soil bacteria and the use of manure improve crop yield. (6 marks)

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