Why is pressure low at the equator relative to pressure at 30 degrees North
or South Latitude?

Which element is found in both dna and proteins

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?

Which of these parts of the membrane large moecules pass through it ?