An allele that is always expressed (shown) if it is part of the genotype. (E.g. F)
An allele that is ONLY expressed (shown) if two are present (e.g. ff)
A cell which has two of each kind of chromosome.
A cell which has only one of each kind of chromosome (e.g. egg or sperm).
Having two of the same alleles for a gene (e.g. ff, FF)
Having two different alleles for a gene (e.g. Ff)
The allele combination of an organism (e.g. Ff, ff, FF)
The features expressed from the genotype. (e.g. blonde or black hair)
When the genetic code changes
Caused by an unusual protein that makes too much mucus in the lungs.
agents, such as chemicals or radiation, that damage or alter genetic material (DNA) in cells
(genetics) the process whereby DNA makes a copy of itself before cell division
Reproductive cells, called ova and sperm)
The study of heredity
Passing on of characteristics from parents to offsprings.
The chemicals that make up the rungs (steps) of the DNA ladder - adenine, thymine, guanine, cytosine
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