Punnett squares & Pedigrees

Punnett squares & Pedigrees

Assessment

Flashcard

Science, Biology

6th - 8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a Punnett square?

Back

A Punnett square is a diagram used to predict the genetic makeup of offspring from two parents based on their genotypes.

2.

FLASHCARD QUESTION

Front

What does it mean for a baby to be a carrier of a trait?

Back

A carrier is an individual who has one copy of a recessive allele that does not manifest in their phenotype but can be passed on to offspring.

3.

FLASHCARD QUESTION

Front

What do circles represent in a pedigree chart?

Back

Circles represent females in a pedigree chart.

4.

FLASHCARD QUESTION

Front

What do squares represent in a pedigree chart?

Back

Squares represent males in a pedigree chart.

5.

FLASHCARD QUESTION

Front

What is the difference between autosomal dominant and autosomal recessive traits?

Back

Autosomal dominant traits require only one copy of the allele to be expressed, while autosomal recessive traits require two copies.

6.

FLASHCARD QUESTION

Front

What is an X-linked recessive trait?

Back

An X-linked recessive trait is a genetic condition that is expressed in individuals who have two copies of the recessive allele on the X chromosome, often affecting males more than females.

7.

FLASHCARD QUESTION

Front

How can you determine the number of offspring in a pedigree chart?

Back

You can count the number of vertical lines leading from a couple to their offspring in the pedigree chart.

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