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21 Cards in this Set
- Front
- Back
Heredity
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The passing of traits from parents to offspring |
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alleles
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the different forms of a trait that make up a gene pair |
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genetics |
the scientific study of how genes control the characteristics of plants and animals |
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hybrid |
an animal or plant that is produced from 2 animals/plants that are different |
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dominant |
describes a trait that covers over, or dominates, another form of the trait |
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recessive |
describes a trait that is covered over, or dominated, by another trait |
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Punnett square |
a diagram that is used to predict an outcome of a particular cross or breed experiment. |
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genotype |
the genetic constitution of an individual |
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phenotype |
outward physical appearance and behavior of an organism
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homeozygous |
describes an organism with two alleles that are the same for a trait |
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heterozygous |
describes an organism with two different alleles for the same trait |
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incomplete dominance
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production of a phenotype that is intermediate between two homozygous parents |
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mitosis |
the process in which the nucleus divides to form two identical nuclei |
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chromosome |
structure in the nucleus that contains the heredity material |
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asexual reproducation |
a type of reproduction in which a new organism is produced from one organism. |
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sexual reproduction |
a type of reproduction in which a zygote is formed
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fertilization
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the joining of an egg and sperm |
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haploid
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cells that have half the number of chromosomes as body cells |
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diploid |
cell whose similar chromosomes occur in pairs |
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meiosis |
produce haploid sex cells |
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mutation |
any permanent change in a gene or chromosome |