Revision Set 4 What sex chromosome is How does the body gain 1 6 found in human water? egg cells? Complete the Punnet square. What do almost all 2 What % of 7 organisms ultimately rely offspring have on for their energy? cystic fibrosis? When clones are made artificially, Draw a simple carbon what is cycle including carbon in 3 transferred into 8 animals, plants and the an empty atmosphere unfertilised egg cell? Variation between an infection, what type of cells Give the missing step in 4 ensure you don’t 9 natural selection get the same More likely to reproduce infection again? Produce more offspring type of Give two things that the blood vessel has 5 10 term biodiversity could the thickest mean walls?
Revision Set 4 1 What sex chromosome is found in human egg cells? 6 How does the body gain water? 2 Complete the Punnet square. What % of offspring have cystic fibrosis? 7 What do almost all organisms ultimately rely on for their energy? 3 When clones are made artificially, what is transferred into an empty unfertilised egg cell? 8 Draw a simple carbon cycle including carbon in animals, plants and the atmosphere 4 an infection, what type of cells ensure you don’t get the same infection again? 9 Give the missing step in natural selection Variation between More likely to reproduce Produce more offspring 5 type of blood vessel has the thickest walls? 10 Give two things that the term biodiversity could mean
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