study section 1 chapter 2

Question	Answer
cell	smallest living unit
cell membrane	surrounds, protects the cell and regulates what passes in and out of the cell
nucleus	controls the operation of the cell
chromosomes	rod-like structures within the nucleus
genes	contains a chemical called DNA
karyotype	is a photograph of an individual's chromosomes, arranged by size, shape,and number. (determine whether chromosomes are normal)
DNA	regulates the activities of the cell according to its sequence (arrangement into genes) on each chromosome
endoplasmic reticulum	network of canals within the cytoplasm of the cells. (large proteins are made from smaller proteins
anabolism	process of building up large proteins from small protein pieces called amino acids.
catabolism	complex nutrients are broken down to simpler substances and energy is released
cytoplasm	all of the materials that is outside of the nucleus and yet contained within the cell membrane
metabolism	total of chemicals processed in a cell
mitochondria	structures in the cytoplasm that provide the principal source of energy for the cell.
catabolism	is the process that occurs in mitochondria

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	Created by ana avalos about 8 years ago