How does capillary action sustain life on earth?
a. uptake of food and water by plants
b. change in climates
c. water strider walking on water

Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells

Which statement best describes how the nucleus, the rough endoplasmic reticulum, and ribosomes interact during protein synthesis?

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm