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What is a sex cell
Sperm and the egg
What is the scientific word for sex cells?
Gametes
What do gametes contain?
Chromosomes in the nucleus of the cells
What do chromosomes carry?
Genes which control many of our characteristics
Give examples of characteristics determined by genes
Blood group and colour blindness
Give examples of characteristics determined by environmental factors?
Language and scars
Give examples of characteristics that are a mixture
Height and body mass
Give examples how genes and environmental factors impact pea plants
How many peas in a pod could be determined by genetics but also amount of water or sunlight
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