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

Incomplete dominance is a genetic situation in which one allele does not completely dominate another allele, resulting in a new phenotype that is a blend of the two traits.

2.

FLASHCARD QUESTION

Front

What is codominance?

Back

Codominance is a genetic situation in which both alleles in a heterozygote are fully expressed, resulting in offspring with a phenotype that shows both traits simultaneously.

3.

FLASHCARD QUESTION

Front

In a cross between a red flowered plant (RR) and a white flowered plant (WW) exhibiting incomplete dominance, what will be the phenotype of the offspring?

Back

The offspring will have pink flowers (RW), as the traits blend.

4.

FLASHCARD QUESTION

Front

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

Back

The phenotypic ratio will be 50% red and 50% speckled.

5.

FLASHCARD QUESTION

Front

What is an example of incomplete dominance in animals?

Back

An example of incomplete dominance in animals is the coat color of rabbits, where a long-haired rabbit crossed with a short-haired rabbit produces offspring with medium-length fur.

6.

FLASHCARD QUESTION

Front

What is the expected percentage of red flowers in the offspring of a red flowered plant (RR) crossed with a white flowered plant (WW) under incomplete dominance?

Back

0% red flowers; all offspring will be pink (RW).

7.

FLASHCARD QUESTION

Front

What type of inheritance is shown by a calico cat?

Back

Calico cats exhibit codominance, showing both orange and black fur traits.

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