Explain how membranes participate in three of the following biological processes: ⢠muscle contractionb⢠fertilization of an eggc⢠chemiosmotic production of atpd⢠intercellular signaling

This organism is not capable of performing photosynthesis. (horseshoe crab) true false

Actual age your first developed of age well comparison age refers to absolute age true or false

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13