bio lab exam1
Terms
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- Cell wall function
- support and protection
- plasma membrane function
- cell boundary; controls movement of substance in/out of cell
- nucleus function
- store genetic information make RNA/DNA
- nucleolus function
- forms ribosomes
- chromatin function
- stores genetic info
- ribosome function
- helps make proteins
- endoplasmic reticulum function
- produce/modify proteins and other substances. transports them.
- rough ER
- helps make proteins
- smooth ER
- produces lipids in some cells
- golgi apparatus
- processing, packaging and distribution of proteins and lipids
- vacuole and vesicle
- storage of various substances
- lysosome
- intracellular digestion
- peroxisome
- various metabolic tasks
- mitochondria
- cellular respiration
- chloroplast
- photosynthesis
- cytoskeleton
- shape of cell and movement of parts
- cilia and flagella
- movement of cell
- cytoplasm
- fills bulk of cell's volume; supports cell
- centriole
- formation of basal bodies
- prokaryotic cells are
- like bacteria
- the three shapes of bacteria are
- 1. coccus/cocci (spherical) 2. bacillus/bacilli (rod shaped) 3. spirillum/spirilli (spiral/corkscrew)
- what is epithlial tissue? an example?
- tissue with tightly packed cells in irregular, cube or column shapes. skin, organs
- microvilli are
- tiny folds on surface of cells to absorb food
- what is the goblet cell?
- specialized cell with large storage vacuole containing mucus.
- What is mucus for?
- to lubricate the digestive tract so food passes easily
- What are erythrocytes?
- red blood cells
- what are leukocytes?
- white blood cells
- What are blood platelets?
- they assist in blood clotting.