?How is the fossil record evidence for evolution?A P E X

A. It shows how organisms change over time

B. It shows similarities in protein sequences

C. It shows that embryos are similar

D. It shows how new organisms develop instantly

Explain why phospholipid molecules form a bilayer. (3 marks)

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time

7. describe two strategies that parents can use to cope with stress. 8. describe the three types of childcare available to families. 9. what can parents do to be more involved in their children's education at home and at school? 10. which factors should a parent consider when choosing a childcare option?