Incomplete Dominance Codominance

Incomplete Dominance Codominance

Assessment

Flashcard

Biology

7th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is incomplete dominance?

Back

A genetic situation where one allele does not completely dominate another allele, resulting in a third phenotype that is a blend of the two traits.

2.

FLASHCARD QUESTION

Front

What is codominance?

Back

A genetic situation where both alleles for a gene are fully expressed, resulting in offspring with a phenotype that shows both traits simultaneously.

3.

FLASHCARD QUESTION

Front

What is the phenotypic ratio in a cross between a red flower (FRFR) and a speckled flower (FRFB)?

Back

50% red, 50% speckled.

4.

FLASHCARD QUESTION

Front

What is the genotype of a red flower in codominance?

Back

FRFR.

5.

FLASHCARD QUESTION

Front

What is the genotype of a blue flower in codominance?

Back

FBFB.

6.

FLASHCARD QUESTION

Front

What is the genotype of a speckled flower in codominance?

Back

FRFB.

7.

FLASHCARD QUESTION

Front

In a Punnett square showing incomplete dominance, what does a 1:2:1 ratio indicate?

Back

It indicates that there are three phenotypes: one for each homozygous parent and one for the heterozygous offspring.

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