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Traits and Punnett Squares

Traits and Punnett Squares

Assessment

Flashcard

Biology

8th 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 a homozygous recessive genotype?

Back

A homozygous recessive genotype consists of two identical recessive alleles, such as 'tt'.

2.

FLASHCARD QUESTION

Front

What are genotypes?

Back

Genotypes are the genetic makeup of an organism, represented by the alleles it possesses, such as Aa, DD, bB, or yy.

3.

FLASHCARD QUESTION

Front

What is a phenotype?

Back

A phenotype is the observable physical or biochemical characteristics of an organism, such as red hair.

4.

FLASHCARD QUESTION

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic constitution of an organism, while phenotype refers to the observable traits.

5.

FLASHCARD QUESTION

Front

What does it mean for an organism to be heterozygous?

Back

An organism is heterozygous when it has two different alleles for a particular gene, such as 'Aa'.

6.

FLASHCARD QUESTION

Front

What is the significance of Punnett squares in genetics?

Back

Punnett squares are used to predict the genotypes and phenotypes of offspring from a genetic cross.

7.

FLASHCARD QUESTION

Front

What does the letter 'B' represent in genetics?

Back

In genetics, 'B' typically represents a dominant allele, such as for brown eyes.

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