Genetics: Monohybrid and Dihybrid Crosses

Genetics: Monohybrid and Dihybrid Crosses

Assessment

Flashcard

Biology

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a monohybrid cross?

Back

A genetic cross between individuals that differ in one trait, typically involving one pair of contrasting traits.

2.

FLASHCARD QUESTION

Front

What is a dihybrid cross?

Back

A genetic cross between individuals that differ in two traits, typically involving two pairs of contrasting traits.

3.

FLASHCARD QUESTION

Front

Define genotype.

Back

The genetic makeup of an organism, represented by the combination of alleles.

4.

FLASHCARD QUESTION

Front

Define phenotype.

Back

The physical expression or characteristics of a genotype.

5.

FLASHCARD QUESTION

Front

What does it mean for an allele to be dominant?

Back

An allele that expresses its trait even in the presence of a recessive allele.

6.

FLASHCARD QUESTION

Front

What does it mean for an allele to be recessive?

Back

An allele that only expresses its trait when two copies are present (homozygous recessive).

7.

FLASHCARD QUESTION

Front

What is the purpose of a Punnett square?

Back

To predict the genotypes and phenotypes of offspring from a genetic cross.

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