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5 Cards in this Set
- Front
- Back
Nuclear envelope |
separates nucleus from cytoplasm. lipid bilayer |
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Nuclear pores |
control the movement of substances between nucleus and cytoplasm |
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Nucleoli |
Produce Ribosomes. Cluster of protein, DNA and RNA not enclosed by a membrane RNA synthesis |
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Genes |
biological unit of hereditary located on a chromosome= molecule of DNA coiled with proteins.consists of genes that control cellular structure and direct cellular functions. The entire mass is called a Chromatin. The entire genetic information carried in a cell or an organism is its genome. |
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Chromatin |
beads-on-a-string structure. each bead is called a nucleosome that consist of double stranded DNA wrapped twice around a core of 8 proteins called Histones. the string between the beads is called linker DNA. |