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C&H3.2 Probability

Probability and Heredity

QuestionAnswer
What is a number that describes how likely it is that an event will occur? probability
What is a chart that shows all the possible combinations of alleles that can result from a genetic cross? Punnett square
What is an organism's physical appearance? phenotype
What is an organism's genetic make up, or allele combination? genotype
What is an organism that has two different alleles for a trait? heterozygous
What is an organism that has two identical alleles for a trait? homozygous
What is an inheritance pattern in which alleles are neither dominant nor recessive? codominance
What is the probability of getting a short pea plant if you cross a homozygous tall and a heterozygous tall pea plant? zero
What is the probability of getting a short pea plant if you cross two heterozygous tall pea plants? 25%
Created by: Mrs. Birkemose
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