Codominance & Incomplete Dominance

Codominance & Incomplete Dominance

Assessment

Flashcard

Science

7th Grade

Practice Problem

Easy

Created by

Wayground Content

Used 2+ times

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15 questions

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1.

FLASHCARD QUESTION

Front

What is incomplete dominance?

Back

A type of inheritance where the phenotype of the offspring is a mixture of the phenotypes of the parents.

2.

FLASHCARD QUESTION

Front

What is codominance?

Back

A type of inheritance where both alleles in a heterozygote are fully expressed, resulting in offspring with a phenotype that is neither dominant nor recessive.

3.

FLASHCARD QUESTION

Front

If a red flowered plant (RR) is crossed with a white flowered plant (WW) and shows incomplete dominance, what will the offspring look like?

Back

The offspring will have pink flowers (RW).

4.

FLASHCARD QUESTION

Front

What is the phenotype of a child with one curly-haired parent and one straight-haired parent if the trait shows incomplete dominance?

Back

The child will have wavy hair.

5.

FLASHCARD QUESTION

Front

In a cross between a brown-haired (A) and a blond-haired (a) parent, what is the expected phenotype ratio of the offspring if brown is dominant?

Back

75% Brown Hair and 25% Blond Hair.

6.

FLASHCARD QUESTION

Front

What does it mean if a trait is said to be dominant?

Back

It means that the trait will be expressed in the phenotype even if only one dominant allele is present.

7.

FLASHCARD QUESTION

Front

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

Back

0% will have red flowers.

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