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Jennfer DeLeon
Physiology 1-6
Question | Answer |
---|---|
Physiology | the science that examines the function of living organisms and their parts |
Homeostasis | a state of relative constancy |
visceral | pertaining to organs in a body cavity |
chemical compound | a substance formed of two or more elements combined in a fixed ratio |
atom | smallest unit of an element |
enzyme | a protein that catalyzes chemical reactions |
active transport | movement of substances through a plasma membrane requiring the expenditure of energy by the cell |
cellular respiration | breakdown of organic nutrients, which releases energy to form ATP |
chromosome | a threadlike or rodlike structure in cell nuclei that is composed of DNA and protein |
endoplasmic reticulum | system of membranes extending throughout the cytoplasm |
mitochondrion | organelle where aerobic cellular respiration occurs |
mitosis | separation and distribution of chromosomes to daughter cells during mitotic cell division |
passive transport | movement of substances through a plasma membrane without expenditure of energy by the cell |
muscle tissue | a tissue whose cells are specialized for contraction |