Cell 310
Terms
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- movement of substances through a plasma membrane requiring the expenditure of energy by the cell
- active transport
- the simplest structural and functional unit of living organism
- cell
- breakdown of organic nutrients, which releases energy to form ATP
- cellular respiration
- paired cylindrical organelles adjacent to the nucleus that form the spindle during cell division
- centrioles
- threadlike or rodlike structure in cell nuclei that is composed of DNA and protein
- chromosomes
- the semi fluid substance located between the cell nucleus and the plasma membrane
- cytoplasm
- passive movement of molecules from an area of higher concentration or an area of lower concentration
- diffusion
- engulfing substances by invagination of the plasma membrane
- endocytosis
- system of membranes extending throughout the cytoplasm
- endoplasmic reticulum
- extrusion of substances by evagination of the plasma membrane
- exocytosis
- the forcing of small molecules through a membrane by hydrostatic pressure
- filtration
- organelle where aerobic cellular respiration occurs
- mitochondrion
- separation and distribution of chromosomes to daughter cells during mitotic cell division
- mitosis
- spherical organelle containing chromosomes and controlling cellular functions
- nucleus
- a specific part of a cell that performs a specific function
- organelle
- the diffusion of water through a selectively permeable membrane
- osmosis
- movement of substances through a plasma membrane without expenditure of energy by the cell
- passive transport
- tiny cytoplasmic organelle, composed of RNA and protein, that is the site of protein synthesis
- ribosome