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Science vocab 117

science terms 117

Homeostasis The maintenance of a constant internal state in a changing environment.
Photosynthesis The sun provides the energy for plants to grow and make food
Cellular Respiration The process by which cells use oxygen to produce energy from food
Mitosis Equal numbers of chromosomes are separated, and the nucleus splits to form two identical nuclei
Passive Transport The movement of particles across a cell membrane without the use of energy by the cell
Diffusion The movement of molecules from high concentrations to low concentrations
Osmosis They diffusion of water through a semi-permeable membrane
Active Transport The movement of particles against a concentration gradient and requires the cell to use energy
Endocytosis The process which a cell uses energy to surround a particle and encloses the particle in a vesicle to bring the particle into the cell
Exocytosis When particles are enclosed in a vesicle and released from a cell
Created by: ineyhart