A muscle moving a load goes through two phases of contraction. What is the first phase that occurs prior to moving the load, and what happens inside the muscle during this phase?

What make the si system better than the english system of measurement?

what is the root of a word

Which abiotic factor changes as succession progresses? Tree species, wind currents, light intensity, or size of plants?

A large glucose molecule requires facilitated diffusion but an oxygen molecule does not. what is the question talking about? a. cell wall b. permiable membrane c. a cloroplast d. a semipermiable membrane

Using the processes of diffusion and osmosis molecules (particles) always move from?

Which method is a way of obtaining natural gas? (APEX)

What describes the cell cycle

Which is an example of commensalism in the tropical rainforest? a. parasites feed on the sloth's body. b. sloths are food for other animals. c. algae live in a sloth's fur, providing it with camouflage. d. insects lay eggs in the sloth's waste.

Most of the energy in the United States comes from: fossil fuels hydroelectric plants solar power nuclear power

Georgia's salt marshes have been identified as one of the most extensive and productive marshland systems in the United States.