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reproduction in humans - Coggle Diagram
reproduction in humans
heredity
passing of traits from parents to offspring
family tree
shows the occurrence of a trait from one generation to the next
examples of traits
straight/ HITCHHIKER’S thumb
ability to roll thumb
attached /detached earlobe
closed or gapped front teeth
function
bear offspring
to ensure the continuity of the species
types of reproduction
asexual
offspring is an exact duplicate of the parent
sexual
offspring show different traits from both parents
sexual reproduction in humans
fertilisation
fusion of the egg and the sperm
pregnancy
internal fertilisation
occurs inside the female reproductive system
elephants
humans
external fertilisation