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Mendelian Review

Total questions: 27

Worksheet time: 41mins

Name
Class
Date
1.

Rohan and Charlotte are exploring genetics and they stumbled upon some interesting genotypes. Can you help them identify which of the following genotypes are ​ ​? Here they are: Tt, Mm and Gg​ ​​ (a)  

Choose from the below words
Heterozygous
Homozygous
2.

Liam and Elijah are discussing their (a)   hair color, eye color, height. Can you help them identify what these traits are called?

Choose from the below words

Phenotype

Genotype

Traits

Characteristics

3.

Imagine you're a scientist like Maya, exploring the world of genetics! The same gene can come in different versions, and these exciting variations are called

(a)  

Choose from the below words

alleles

chromosomes

genomes

phenotypes

4.

In a magical genetics class, Maya and Ethan are learning about genotypes. Can you help them figure out which combination is Homozygous Dominant?

a)

HH

b)

Hh

c)

hh

d)

hH

5.

Emma and Michael are exploring genetics in their science class. They come across a puzzle: Which combination of alleles is considered Heterozygous?

a)

AA

b)

Aa

c)

aa

d)

none of the above

6.

Imagine you're in a genetics class with Daniel, Luna, and Nora. The professor says, 'In the world of genetics, different traits are inherited independently of each other. Can you guess which law this is?'

a)

Law of independent assortment

b)

Genetics law

7.

If bushy black eyebrows are dominant to thin black eyebrows, draw the eyebrows this person will have if his genotype is EE

8.

Avery and Noah are curious about their future child's eye color. Based on the results in the monohybrid punnett square, what is the percent chance that their child will have dazzling blue eyes?

a)

75%

b)

50%

c)

25%

d)

0%

9.

Kai and Nora are conducting a fun genetics experiment with pea plants! They want to know: What is the predicted percentage of homozygous recessive (yy) offspring in this cross?

a)

0%

b)

25%

c)

50%

d)

75%

10.

Imagine you're in a genetics class with David, Luna, and Samuel. The teacher asks: Which of the following genetic combinations is correct?

a)

Yy is homozygous dominant.

b)

YY is heterozygous.

c)

yy is homozygous recessive.

d)

YY is homozygous recessive.

11.

Harper, Arjun, and Michael are exploring the world of genetics. They come across some mysterious codes: Aa, DD, bB, yy. What do these codes represent in the genetic world?

a)

genotypes

b)

phenotypes

12.

Noah and Grace are having a fun debate about what you see when you look at someone, or their physical appearance. What term are they discussing?

a)

Genotype

b)

Phenotype

c)

Homozygous

d)

Heterozygous

13.

What allele combination should go in the missing box?

a)

AA

b)

Aa

c)

aa

14.

What is the probability of a gg offspring?

a)

1/4

b)

2/4

c)

3/4

d)

4/4

15.

The Punnett square predicts the ratio of genotypes in the offspring, based on the genotypes of the parents. In this cross, tallness (H) is dominant to shortness (h).


Based on the Punnett square, what is the phenotype of the offspring?

a)

Hh

b)

HH

c)

tall

d)

short

16.

Fill in the Yellow Box

a)

AA

b)

Aa

c)

aa

17.

Fill in the Yellow Box

a)

Bb

b)

BB

c)

bb

18.

Based on this Punnett square, what is the chance that an offspring will have a homozygous genotype?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

19.
What are the possible genotypes for this cross?
a)
TT = 25% Tt= 50% tt=25%
b)
all tall
c)
TT= 75% tt = 25%
d)
Tt = 100%
20.
What allele combination should go in the missing box?
a)
AA
b)
Aa
c)
aa
d)
none of these
21.
In pea plants, the tall allele is dominant to the short allele. What key would demonstrate this?
a)
Tall = T
Short = S
b)
Tall = T
Short = t
c)
Tall = t
Short = T
d)
Tall = TT
Short = tt
22.

Who is considered the "father of genetics"?

a)

Reginald Punnett

b)

Gregor Mendel

c)

James Watson

d)

Charles Darwin

23.

The results from a Punnett square can be used to find the ______________ that a certain allele combination will occur in offspring.

a)

Probability

b)

Pedigree

c)

Traits

d)

Genes

24.
Two of the same genes for a trait (sometimes called purebred). BB or bb
a)
homozygous
b)
hetrozygous
c)
protein
d)
chromosome
25.

Has two different alleles for a trait (sometimes called hybrid); Example: Bb

a)

protein

b)

homozygous

c)

heterozygous

d)

genotype

26.

A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?

a)

Incomplete dominance

b)

Codominance

27.

A woman with curly hair and a man with straight hair produced a child with wavy hair:

a)

Incomplete dominance

b)

Codominance

c)

Complete dominance