wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Genetics Quizziz

Total questions: 20

Worksheet time: 11mins

Name
Class
Date
1.

Each gene has (a)  

2.

Genes influence the development of (a)  

3.

All of an organism's genetic material is called the (a)  

4.

What is a genotype?

a)

the genetics

b)

the genetic constitution of an individual organism

c)

organisms

d)

proteins

5.

What is a Phenotype?

a)

The physical expression of a trait

b)

Phenotype

c)

the genetic constitution of an individual organism

d)

genetics

6.

Use letters Y and y to represent genotype: heterozygous

(a)  

7.

A gene is a segment of DNA that tells the cell how to make a particular (a)   .

8.

The alternative form of a gene is an (a)  

9.

When is a dihybrid cross used? READ PROPERLY

a)

when studying the inheritance of two traits

b)

when studying the inheritance of one trait

c)

when studying the inheritance of four traits

d)

when studying the inheritance of six traits

10.

Mendel's cross helped him develop the _____ ____ ____ ____

(a)  

11.

Pick THREE major genetic dieases:

a)

single-gene

b)

chromosomal

c)

genetics

d)

multifactorial

12.

Genes are made up of (a)  

13.

A testcross is a cross between and organism with an unknown genotype and an organism with the

______ ______

(a)  

14.

The inheritance of traits follows the rules of (a)  

15.

A punnett square is a (a)  

16.

A dominant allele is expressed when?

a)

two different alleles or two dominant alleles are present

b)

two recessive alleles or one dominant allele are present

c)

one different allele or two reccessive alleles are present

d)

one different allele or two recessive alleles are present

17.

A recessive allele is expressed only when both alleles are (a)   .

18.

What plant did Mendel work with??

a)

Seed Plant

b)

Pea Plant

c)

Watermelon Plant

d)

Strawberry Plant

19.

Some genes are found in many different forms throughout (a)   .

20.

A cross between a homozygous

dominant organism and a homozygous recessive organism produces offspring that are all

heterozygous and have the dominant (a)   .