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Science Vocab #4

Carla Bolanos
Block 2
Across
An organisms physical appearance, or visible traits.
A condition in which neither of two alleles of a gene is dominant or recessive.
Having two different alleles for a trait
The different forms of a gene
An allele that is masked when a dominant allele is present.
Down
A segment of DNA on a chromosome that codes for a specific trait.
A double rod of condensed chromatin.
Traits always show up in the organism when the allele is present.
Having two identical alleles for a trait
Organism's genetic makeup,or allele combinations.