Gregory Mendel was the first to use ( ) to explain genetic heredity and to trace one trait through ( ). A.) Chromosomes, genetics
B.) Probability, generations
C.) Probability, genetics
D.) Chromosomes, generations

1. Mendel was the first to use mathematics of probability to explain heredity and. to trace one trait for several generations. 2. Hybrid-receives different genetic information for a trait from each parent.

Explanation:

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b.

the tricuspid valve is present between right atrium and right ventricle