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Chapter 4A voc. choice

Across
The joining of a sperm and an egg.
A genetically determined characteristic.
The passing of traits a parent to their child.
An allele that is masked when a dominant allele is present.
one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
Down
The offspring of two plants or animals of different species or varieties, such as a mule.
a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
An allele whose trait always shows up in the organism when the allele is present.
Bred from parents of the same breed or variety.
The study of heredity and the variation of inherited characteristics.