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Genetics

Teacher: Michelle Johnson
Across
Part of DNA sequence that determines phenotype.
Having two different alleles. One dominant, one recessive.
Two of the same alleles either dominant or recessive.
Observable characteristics or traits.
Single cells divide twice creating 4 cells containing 1/2 of the original genetic information.
Down
Passing of phenotypic traits from parents to offspring.
Region of DNA that encodes a functional RNA. Molecular unit of heredity.
Structure housing DNA in a cell. Each species has a characteristic set with respect to organization and number (23 humans)
Appear in pairs. 22 in humans. NOT an allosome.