GCSE Biology – Variation within a population

Last updated: 30/04/2020

Learning Objectives

-I can recall the number of pairs of chromosomes in a human body cell
-I can recall that sex is determined by the X and Y chromosomes
-I can describe how phenotype can be influenced by genes and the environment
-I can recall that difference in a population in variation
-I can describe the factors that affect variation within a population