Search over 10,000 free study notes

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 (polype...

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 temper...

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.

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...

any three from: no cell wall in animal cells/ (cellulose) cell wall in plant cell centrioles present in animal cell, not in present in plant cell (permanent) vacuole in plant cell, lack of (permanent) vac...