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Biology - MQ 3 Review: Genetics

Total questions: 41

Worksheet time: 1hrs 13mins

Name
Class
Date
1.

Who was the Austrian monk that experimented on pea plants and is called the "father of genetics"?

a)

Gregor Mendel

b)

Charles Darwin

c)

Francis Crick

d)

James Watson

2.

Different versions of a trait (tall or short, white or purple) are called

a)

alleles

b)

traits

c)

versions

d)

genes

3.

The only way for a recessive trait to appear is for an organism to have

a)

two dominant alleles

b)

two recessive alleles

c)

one dominant allele and one recessive allele

4.

Which of the following is considered to be Homozygous Dominant?

a)

AA

b)

Aa

c)

aa

5.

Which of the following is/are considered to be purebreds? Select all that apply.

a)

AA

b)

bb

c)

Dd

d)

ee

6.

Which of the following is considered to be Heterozygous?

a)

AA

b)

aa

c)

Aa

7.

Which of the following is/are an example(s) of a genotype? Select all that apply.

a)

tall

b)

purple

c)

AA

d)

wrinkled

e)

bb

8.

In pea plants, tall is dominant to short. If 2 heterozygous plants are crossed, what % of the offspring will be short?

a)

0%

b)

25%

c)

50%

d)

75%

9.

In pea plants, purple is dominant to white. If a plant has a genotype of Pp, what is its phenotype?

a)

purple

b)

white

c)

purple and white

10.

In some plants, red and white are incompletely dominant. An offspring of a red flower and a white flower would be

a)

red

b)

white

c)

red and white

d)

pink

11.

In cows, red and white hair is codominant. If you cross a red cow and a white cow, the offspring would be...

a)

red

b)

white

c)

red and white

d)

pink

12.

Punnett Square: A man is homozygous for the B allele, and a woman is type O. What are ALL the possible blood types of their baby?

a)

IᴮIᴮ

b)

ii

c)

IᴬIᴬ

d)

Iᴮi

13.

Punnett Square: Type AB father and type O mother. What are the percentages of each offspring?

a)

Type A: 50%, Type B 0%, Type AB 50%, Type 0 0%

b)

Type A: 50%, Type B 50%, Type AB 0%, Type 0 0%

c)

Type A: 25%, Type B 25%, Type AB 25%, Type 0 25%

d)

Type A: 0%, Type B 0%, Type AB 50%, Type 0 50%

14.

Mrs. Canal is type A and Mr. Canal is type O. They have two children named Greg and Rosalind. Greg is type 0 and Rosalind is type A.

What is Mrs. Canal's genotype? How do you know?

a)

IᴬIᴬ , because Rosalind is A

b)

Iᴮi because Rosalind is A.

c)

Iᴬi because Greg is type O

d)

ii because it is a universal donor

15.

Two parents think their baby was switched at the hospital. The mother has blood type O, the father has blood type AB and the baby has blood type B.

Complete a punnett square and then answer the question. What is the mother's genotype? What is the father's genotype?

a)

Mom genotype is IᴬIᴬ, Dad genotype is IᴬIᴮ

b)

Mom genotype is ii, Dad genotype is IᴮIᴮ

c)

Mom genotype is ii Dad genotype is IᴬIᴮ

d)

Mom genotype is ii Dad genotype is ii

16.

Based on the information, which men COULD NOT be the father of the baby. Check ALL that apply

Mom is Type B, Baby is type AB

a)

Robert Type O blood

b)

Roman Type AB blood

c)

Ryan Type A blood

d)

Reid Type B blood

17.

 

In Andalusian fowls, black individuals (A) and white individuals (a) are homozygous.

The hybrid offspring are all bluish-gray. This is an example of incomplete dominance. What results if a black individual is crossed with a bluish-gray individual?

a)

AA: 50%

Aa: 50%

b)

AA: 25%

Aa: 50%

aa: 25%

c)

AA: 100%

d)

aa: 100%

18.

In the image above, the trait for flower color is controlled by codominance. R codes for red flowers and W codes for white flowers. Which of the following correctly reports the phenotypes?

a)

100% red flowers

b)

50% white flowers and 50% pink flowers

c)

50% red flowers and 50% red and white flowers

d)

50% white flowers and 50% red flowers

19.

The image above shows the incomplete dominant cross where D codes for straight hair in dogs and d codes for curly hair in dogs. The incomplete dominant trait is wavy hair. Which of the following statements is true about the offspring?

a)

Only the heterozygous genotype can code for wavy hair.

b)

Only the homozygous dominant genotype can code for wavy hair.

c)

Only the homozygous recessive genotype can code for wavy hair.

d)

The homozygous recessive and homozygous dominant genotypes can code for wavy hair.

20.

In a pedigree chart, men are represented by

a)

Circles

b)

Diamonds

c)

Squares

21.

In a pedigree chart, women are represented by

a)

Circles

b)

Diamonds

c)

Squares

22.

In a pedigree, individuals that are affected are represented as shapes that are

a)

Not shaded

b)

Fully shaded

c)

Half shaded

23.
How many generations are shown in this pedigree?
a)
1
b)
2
c)
3
d)
4
24.
How many kids did the mother and father from the first generation have?
a)
2
b)
4
c)
5
d)
6
25.
This pedigree represents the inheritance of hemophilia in this family. How many of the females have the hemophilia trait?
a)
8
b)
5
c)
2
d)
3
26.
What do half colored symbols represent?
a)
The individual is a carrier (heterozygous).
b)
The individual expresses the trait.
c)
The individual has both recessive alleles.
d)
The individual has both dominant alleles.
27.
Is this trait (the shaded individuals) dominant or recessive?
a)
dominant
b)
recessive
28.
Give the genotype for person II-1, for this autosomal trait.
a)
GG
b)
Gg
c)
gg
d)
we cannot be 100% sure of the genotype
29.
If a trait SKIPS a generation, it is an indication that the trait is....
a)
dominant
b)
recessive
c)
incompletely dominant
d)
co-dominant
30.
If this pedigree shows an autosomal recessive disorder, what MUST the genotype of individual II-3 be?
a)
HH
b)
Hh
c)
hh
d)
None of the above
31.

In this pedigree, the shading represents people in the family with dark hair while the unshaded represents blondes. Is dark hair controlled by a dominant or recessive allele?

a)

Dominant

b)

Recessive

32.

Individuals that are shaded in have premature hair whitening. Is this trait dominant or recessive? How do you know?

a)

Dominant because it skips generations

b)

Dominant because it is present in every generation

c)

Recessive because it skips generations

d)

Recessive because it is present in every generation.

33.

____ is an inheritance pattern that results in offspring that are a MIXTURE of the two traits of its parents, like yellow and blue flowers making green offspring.

a)

incomplete dominance.

b)

codominance

34.

What type of inheritance pattern do two alleles for a gene follow if their traits blend together on the offspring?

a)

Incomplete dominance

b)

Codominance

35.

A black male and white female produced this grey offspring:

a)

Incomplete dominance

b)

Codominance

c)

Complete dominance

36.

A long-haired female rabbit and a short-haired male rabbit produced this offspring with a medium-length coat:

a)

Incomplete dominance

b)

Codominance

c)

Complete dominance

37.

A brown rooster and a white chicken produced this speckled offspring:

a)

Incomplete dominance

b)

Codominance

c)

Complete dominance

38.

A pink flower and a white flower produced this offspring:

a)

Incomplete dominance

b)

Codominance

c)

Complete dominance

39.

A pink flower and a white flower produced this offspring:

a)

Incomplete dominance

b)

Codominance

c)

Complete dominance

40.

A man with blue eyes and a woman with brown eyes produced a child with brown eyes:

a)

Incomplete dominance

b)

Codominance

c)

Complete dominance

41.

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