Gene Expression

Question 1

Gene Expression

Answer 1

When a gene is ‘switched on’ or expressed, it is transcribed into an mRNA strand which is then translated into a protein. Only some of the many genes in a cell will be expressed at the one time, this is key to controlling development and cell differentiation

Question 2

Gene

Answer 2

Sections of DNA that carry the instructions for production of a protein

Question 3

Genome

Answer 3

The complete set of nucleotide sequences encoded in the total DNA of an organism