Cheatography
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chromosomes/mitosis and the cell cycle/stem cells/
This is a draft cheat sheet. It is a work in progress and is not finished yet.
chromosome
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what is a chromosome thread like structure that carries a cells DNA
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how many pairs of chromosomes are there 23 pairs 46 in totqal
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list the 4 nucleotides that make up DNA G,T,A,C
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describe the structure of DNA double stranded DNA, coiled, complimentary base pairs joined by weak hydrogen bonds
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what is a gene small section of DNA
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what is an allele 2 versions of each gene present in the pair of chromosomes
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mitosis
mitosis - one set of chromosomes is pulled to each end of the cell, nucleus divides, cell membrane + cytoplasm divides to form two identical daughter cells |
stem cells
embryotic cells |
adult bone marrow cells |
can produce different types of specialised cells in the body, can be cloned and made into differentiate into most different types of cells |
can form many types of cells including blood cells, partially specialised |
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