Genetics Review

Genetics Review

Assessment

Flashcard

Science

7th 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 does 'T' and 't' represent in genetics?

Back

T = tall, t = short.

2.

FLASHCARD QUESTION

Front

What is the result of sexual reproduction?

Back

Genetic variation in the offspring.

3.

FLASHCARD QUESTION

Front

In a pedigree chart, what does a circle represent?

Back

A female.

4.

FLASHCARD QUESTION

Front

What is a karyotype?

Back

A picture that shows the number and appearance of chromosomes in a cell.

5.

FLASHCARD QUESTION

Front

What does it mean if an organism is homozygous?

Back

It has two identical alleles for a particular trait.

6.

FLASHCARD QUESTION

Front

What is a Punnett square used for?

Back

To predict the genetic outcomes of a cross between two organisms.

7.

FLASHCARD QUESTION

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles express their trait even if only one copy is present; recessive alleles require two copies to express their trait.

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