Gene expression

Question 1

Causes of mutations leading to cancer

Answer 1

Hypermethylation - tumour suppressor genes not transcribed, mRNA not translated to produce cell division slowing proteins. Cell divides uncontrollably, tumours can develop.
Hypomethylation -

Question 2

Hardy-Weinberg principle

Answer 2

Hardy-Weinberg principle is true if population is large, no immigration or emigration of population, no mutations or natural selection and random mating.