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bio

QuestionAnswer
Microscope – provides magnification and resolution; study cells using microscopes
Organelle compartments that carry out specific functions
Chromatin DNA forms a complex with proteins that keep it coiled. - the complex of DNA + proteins = chromatin
Nuclear envelope nucleus has a double membrane ( 2 phospholipid bilayers with a space in between) called the nuclear envelope
Nuclear pores – – allows large molecules in and out of the cell
Nucleolus the region in the nucleus where ribosomal RNA (rRNA) is made
Central vacuole a large membrane- bound sac that stores chemicals and wastes in plant cells
Mitochondrial matrix space inside the inner membrane; The matrix houses the mitochondrial DNA, ribosomes, and enzymes needed for cellular respiration.
Mitochondrial cristae folds of the inner membrane; increase the surface area for reactions that produce ATP during respiration
Stroma fluid filling the space enclosed by the inner membrane, houses the chloroplast, DNA, ribosome, and enzymes
Thylakoid disk – the chloroplast also holds a network of sacs called thylakoids
Granum stack of thylakoid disks
Cilia short, numerous cellular projections that help cells move
Flagella longer, less numerous cellular projections that help cells move
Integrins roteins embedded in the plasma membrane of a cell
Cell junction – areas where neighboring cells are attached, interact, and communicate; tight junctions, anchoring junctions, gap junctions.
What 2 functions do microscopes provide? magnification n resolutin
What are the upper and lower limits on cell size? Why does the surface-to-volume ratio of a cell matter?
Created by: saharzamani
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