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29 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Genetics is the study of...
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Heredity
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Heredity is the study of...
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Biological inheritance
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Genes determine...
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How we look and function
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Chromosomes are...
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Large lengths of DNA that contain many genes, contain large sections that do not code for anything.
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Where is DNA found?
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In the nucleus of the cells
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All of the cells in the human body contain...
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46 chromosomes
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How many exist in the pairs?
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23
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What is a diploid cell?
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A cell with a pair of each chromosomes
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Human cells
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What are haploid cells?
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A cell that contains only one copy of each chromosomes.
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What is meiosis
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Cell decision to produce sex cells
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What is it called when sex cells fuse together.
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Fertilisation.
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What do x and Y chromosomes determine?
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The sex of a person
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What is a karyotype?
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A record of the number, structure, and size of a chromosome in a single cell.
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What is DNA's full name.
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Deoxyribonucliec acid
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What are the 4 bases called
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Guanine, cytosine, adenine, thymine.
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What is connected to c?
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G
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What is connected a
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T
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What is that called
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Base pairing
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Where do amino acids come from?
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Proteins in food.
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What do proteins do?
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Make up the building material
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Organic catalysts...
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Speeds up chemical reactions
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What does haemoglobin do in red blood cells?
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Carries oxygen to the body cells.
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What are mutations
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Changes that occur in the base pairing.
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What is a genotype.
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The genetic make up of an organism or a group of organism
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What is a phenotype.
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The physical characteristics of an organism
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What is an allele
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One form of a gene that has 2 or more alternative forms.
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What is homozygous
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Having the same alleles for a particular gene
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What is heterozygous
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Having different alleles Dora particular gene
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What are pedigrees
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Charts that represent family trees.
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