Vocabulary for genetics unit
Terms in this set (12)
DNA, or deoxyribonucleic acid, is the hereditary material in humans and almost all other organisms. Located in the nucleus of a cell. Contains all genes an organism needs.
Unit of inherited information in DNA
Process by which the nucleus and duplicated chromosomes of a cell divide and are evenly distributed, forming two daughter nuclei. Makes identical body cells to allow organisms to grow and repair tissue.
Process by which cells divide twice to produce haploid gametes (sperm and egg).
Condensed threads of genetic material formed from chromatin as a cell prepares to divide
An alternative form of a gene (flavors)
The genetic makeup of an organism; an organism's combination of alleles
The observable traits of an organism. How each gene is expressed.
Having different alleles for a gene (hybrid).
Having identical alleles for a gene (purebred)
Descriptive of an allele in a heterozygous individual that appears to be the only one affecting a trait. Indicated by a capital letter.
An allele that can be masked by a dominant gene form. Indicated by a lowercase letter.
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