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J.Sills Cells/Organe

J.Sills Cells and Organelles

QuestionAnswer
cell basic unit of life; able to carry out all life processes
eukaryotic cell complex cell with a nucleus and most organelles
prokaryotic cell simple cell without a nucleus or most organelles
nucleus control center of the cell; contains DNA instructions
ribosomes make proteins
mitochondria site of cellular respiration in cells; makes energy (ATP) from glucose
chloroplast site of photosynthesis in plants; makes sugar called glucose
cell membrane (function) barrier between cell and environment that controls what enters and exits a cell
cell wall (function) provides support and structure for plant cells
ER transports molecules like lipids and proteins throughout the cell
Golgi body sorts and packages proteins, lipids, and other molecules
vacuole used for storage of waste, water, food, and other materials in cells
centrioles used for cell division in animal cells
cilia short hair-like projections used for movement
flagella long whip-like projection used for movement
pseudopodia method of movement that uses cytoplasmic projections; "false foot"
cytoplasm "jelly-like" substance inside a cell that holds organelles in place; contains dissolved molecules and nutrients
lysosome breaks down old and damaged organelles and contains enzymes for cellular digestion
cell membrane (component) made up of phospholipids
cell wall (component) made of cellulose
DNA genetic information located in the nucleus of eukaryotes or free-floating in prokaryotes
eukaryotes (examples) plant, animal, and yeast cells
prokaryotes (examples) bacteria
cytoskeleton gives cells shape
nucleolus inside nucleus; makes ribosomes
organelle parts of the cell that do specific jobs; "tiny organs"
bacteria a prokaryote; a one-celled organism with no nucleus and very few organelles
bacteriophage a virus that infects and replicates inside of a bacteria
toxin a poison
vaccine an injection of a killed microbe/germ to build immunity against it
hemoglobin protein in blood that carries oxygen
Nuclear Membrane double barrier around the nucleus; protects DNA
Created by: jsills