Biology

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What is variation?
Variation is differences between individuals of the same species
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Put in order of size: Genes, DNA, Chromosomes, Nucleus, Cell
Cell, Nucleus, Chromosomes,Genes, DNA
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What is Structural and Functional Proteins?
Structural Proteins: For cell growth and repair. Functional Proteins: To speed up chemical reactions
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Give examples of structural and functional proteins?
Structural: Collagen. Functional: Amylase
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What do genes control?
Genes control the development of different characteristics by issuing instructions to the cell.
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What do DNA molecules form a complete set of instructions for?
How the organism should be constructed and How each cell should function
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How many chromosomes does a human cell hold?
23 pairs or 46 in total
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What is so special about the 23rd pair of chromosomes?
They are sex chromosomes which mean they determine the sex/gender of the human
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What are Alleles?
Alleles are the different versions of the same gene.
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What is Dominant allele?
Dominant controls the development of the characteristic even if it's present in only one chromosome?
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What is a recessive allele?
Recessive controls the development of the characteristic only if both alleles are present
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What is the difference between homozygous and heterozygous?
Homozygous is when two alleles inherited are the same
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Card 2

Front

Put in order of size: Genes, DNA, Chromosomes, Nucleus, Cell

Back

Cell, Nucleus, Chromosomes,Genes, DNA

Card 3

Front

What is Structural and Functional Proteins?

Back

Preview of the front of card 3

Card 4

Front

Give examples of structural and functional proteins?

Back

Preview of the front of card 4

Card 5

Front

What do genes control?

Back

Preview of the front of card 5
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