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SCIENCE: Key of life

Learning goals for year 10 science

TermDefinition
Karyotype The number and visual appearance of the chromosomes in the cell nuclei of an organism or species.
Genotype The genetic constitution of an individual organism. Often contrasted with phenotype.
Phenotype The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.
Mutations The changing of the structure of a gene.
Mitosis A type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.
Meiosis A type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, as in the production of gametes and plant spores
Recessive Genetics relating to or denoting heritable characteristics controlled by genes which are expressed in offspring only when inherited from both parents. Often contrasted with dominant.
Monohybrid A hybrid that is heterozygous with respect to a specified gene.
Mendelian A person who accepts or advocates Mendel's theory of heredity.
Polygenic Relating to or determined by polygenes
Chromosomes A thread-like structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.
Autosomal Any chromosome that is not a sex chromosome.
Created by: morcas112
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