How does biomass change from lower to higher trophic levels?(1 point) It decreases.

It stays the same.

It increases.

It fluctuates

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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?

Babies with very low or very high birth weight are less likely to survive. observe a graph of the data.

Which one is an advantage of external fertilization a. the offspring are genetically identical to the parents b. more eggs can be fertilzed at one time c. more sperm can be released at one time d. more protection is available for developing plz