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How can I improve my exam technique?

A common problem amongst Biology students is the difficulty in knowing the content well, but not being able to translate this knowledge into marks when it comes to the exam. Your exam technique is vitally im...
LD
Answered by Lucy D. • Biology tutor
7547 Views

Translation occurs in living cells. Explain how translation is carried out, from the initiation stage onwards.

The mRNA was transcribed, (or copied) form a piece of DNA and it holds the information that is needed for protein synthesis. mRNA is read and the amino acids are eventually put together in a chain (polypepti...
KV
15252 Views

Give methods used in the factory farming of animals. Explain the advantages and disadvantages of these methods

Firstly, animals are kept in cramped conditions. While this allows for the cheaper production of larger amounts of meat this is unethical and causes unnecessary stress to the cooped up animals. The temperatu...
DB
Answered by Davina B. • Biology tutor
17263 Views

What is osmosis?

Osmosis is the passive process by which water moves through a partially permeable membrane from a high concentration of water to a low concentration of water down a concentration gradient.
DB
Answered by Davina B. • Biology tutor
4934 Views

Describe how mRNA is produced within a cell

DNA is unwound by DNA helicase. This exposes the two strands of DNA, through the breaking of hydrogen bonds. This allows for complementary RNA nucleotides to join to one of the two strands - i.e. they are 'a...
KR
3159 Views