How do the actions of earthworms
improve soil quality? how does this
impact the amount of biomass an
ecosystem can support?

Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.

What condition is kept close to its set point in osmoregulation? a. body temperature b.platelet count c.blood glucose level d.water balance

Darwin’s hypothesis about how life changes over time is now called?