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life science-3

QuestionAnswer
passive transport the movement of substances through the cell membrane without using the cells energy high to low no atp
active transport the movement of substances through the cell membrane only by using the cells energy low to high atp
diffusion movement of substances from high to low concentration
osmosis diffusion of water molecules only through the membrane
facilitated diffusion when molecules pass through a cell membrane using special proteins called transport proteins
respiration a series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP plant and animal mitochondria
photosynthesis a series of chemical reactions that convert light energy, water, and carbon dioxide into the food-energy molecule glucose and give off oxygen plant chloroplast
p formula water+carbon dioxide+sun>oxygen+glucose or sugar
r formula oxygen+glucose>water+carbon dioxide+energy
Created by: ellaflittle