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cells are the basic building blocks of life

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gametes have 23 chromosomes and are the reproductive cells.

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stomatic cells have 46 chromosomes and are cells in the body other than gametes

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the egg cell is the female reproductive cell

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the sperm cell is the male reproductive cell.

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23 chromosomes in each genetic cell

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chromosomes are tightly coiled molecules of DNA

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46 chromosomes in each stomatic cell

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DNA is comprised of two complementary strands that form a 'twisted ladder' shape.

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genes are sections of DNA and contribute to an organism's characteristics

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A,T,C and G

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A-T and C-G

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the complete set of chromosomes

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membrane-bound organelle, the part of the cell that contains genetic information

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proteins are complex molecules that are the building blocks for all functions in our bodies

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the building block of DNA; sugar, phosphate, base

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represents the female gender chromosome (all of the eggs) and 50% of the male sperm

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the Y chromosome is the deciding chromosome for gender and is 50% of the male sperm

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to be a male you will be (X,Y) and to be a female you must be (X,X)

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genetic variation occor between idividuals due to genetic differences, eg, hair colour, parents, enviroments