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20 Cards in this Set
- Front
- Back
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mutations
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serotonin
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Biological pyschology
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Is the study of the physiological, evolutionary, and developmental mechanisms of behavior and experience.
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As a rule genes come in pairs because they are aligned along...
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Chromosomes (strands of genes that also come in pairs.)
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Is strand of DNA serves as a template for the synthesis of...
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RNA. Ribonucleic acid molecules are a single strand Chemical.
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One type of RNA molecule - messenger RNA serves as...
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A template for the synthesis of protein molecules.
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The route of gene expression is as follows:
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DNA (transcription), RNA (translation), Protein
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Proteins consist of...
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20 amino acids and the order of those acids depends on...
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The order of DNA and RNA bases.
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.
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Anyone with an identical pair of genes on...
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two chromosomes is homozygous for that gene.
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An individual with an unmatched pair of genes is...
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heterozygous for that gene.
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A dominant gene shows...
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A strong effect in either the homozygous or heterozygous condition.
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A recessive gene shows its effects only in...
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The homozygous condition.
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The genes on the sex chromosomes...
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Designated Y & X are known as sex-linked genes.
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All other chromosomes are...
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Autosomal chromosomes and their genes are known as autosomal genes.
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If a gene is found only on an X chromosome and not a Y chromosome it is a...
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Sex-linked trait
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Phenylketonoria or PKU a...
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the genetic inability to metabolize the amino acid phenylalanine.
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If PKU is not treated...
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phenylalanine accumulates to toxic levels impairing brain development and leaving children mentally retarded, restless, and irritable.
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Mutation
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A heritable change in a DNA molecule.
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Altruistic behavior
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An action that benefits someone other than the actor.
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