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Genetics

Genetics

Assessment

Presentation

•

Biology, Science

•

9th - 10th Grade

•

Medium

•
NGSS
HS-LS3-1, HS-LS3-2, HS-LS3-3

+1

Standards-aligned

Created by

Brenna Johnson

Used 7+ times

FREE Resource

1 Slide • 40 Questions

1

Genetics

*these questions are possibilities for your test! :)

Slide image

2

Multiple Choice

Who is known as the father of genetics?

1

Charles Wallace

2

Gregor Mendel

3

Charles Darwin

4

Francis Crick

3

Multiple Choice

When crossing a homozygous recessive with a heterozygote, what is the chance of getting an offspring with the homozygous recessive phenotype?

1

0%

2

25%

3

50%

4

75%

5

100%

4

Multiple Choice

P = purple, pp = white. The offspring of a cross between two heterozygous purple-flowering plants (Pp × Pp) results in:

1

all purple-flowered plants

2

all white-flowered plants

3

purple-flowered and white-flowered plants

4

pink-flowered plants

5

two different purple-flowered plants (PP and Pp)

5

Multiple Choice

Polygenic traits are influenced by ______.

1

Several Genes

2

Linked Genes

3

Codominant Genes

4

Only Recessive Genes

6

Multiple Choice

What is independent segregation of genes during the formation of gametes?

1

Independent Assortment

2

Polygenic Trait

3

Multiple Alleles

4

Pleiotropy

7

Multiple Choice

What is the study of heredity?

1

Genes

2

Traits

3

Genetics

4

Biology

8

Multiple Select

Which of the following are phenotypes? (Check all that apply)

1

Hh

2

Blue Eyes

3

Brunette Hair

4

YY

9

Multiple Choice

Which combination of sex chromosomes results in a female human being?

1

XX

2

XY

3

YY

4

either XX or YY

10

Multiple Choice

What is a pedigree?

1

a geneticist who studies the inheritance of traits in humans

2

a picture of all of the chromosomes in a cell

3

a chart that tracks which members of a family have a particular trait

4

an allele passed from parent to child on a sex chromosome

11

Multiple Choice

Question image

How many generations are included in this pedigree chart?

1

1

2

2

3

3

4

4

12

Multiple Choice

What does the notation GG mean to geneticists?

1

two dominant alleles

2

two recessive alleles

3

at least one dominant allele

4

one dominant and one recessive allele

13

Multiple Choice

If two heterozygous individuals mated and their first 3 children showed a dominant trait, which of the following would be true?

1

Their next child will have the dominant trait

2

Their next child will have the recessive trait

3

There is a 25% chance their next child would show the recessive trait

4

They cannot have a child with the recessive trait

14

Multiple Choice

What does Gg mean in regards to PHENOTYPE.

1

It shows the dominant phenotype

2

It shows the recessive phenotype

3

It shows both the dominant and recessive phenotype

15

Multiple Choice

No two people have the same DNA, except for

1

crime suspects

2

brothers

3

sisters

4

identical twins

16

Multiple Choice

Sex-linked genes are genes on

1

the X chromosome only

2

the Y chromosome only

3

The X and Y chromosomes

4

all 23 pairs of chromosomes

17

Multiple Choice

Question image

What are the genotypes with percentages of offspring?

1

FF 25%

Ff 50%

ff 25%

2

FF 50%

ff 50%

3

Ff 100%

4

Ff 50%

ff 50%

18

Multiple Select

What does a solid square mean on a pedigree? (Check all that apply)

1

Female

2

Male

3

Affected

4

Unaffected

19

Multiple Choice

If a red flower is crossed with a white flower to produce offspring with red and white petals, what is the relationship between alleles for flower color?

1

R1 is dominant over R2

2

R1 and R2 are codominant

3

R2 is dominant over R1

4

R1 is incompletely dominant over R2

20

Multiple Select

What is an example of a sex-linked inherited trait? (Check all that apply)

1

Colorblindness

2

Balding

3

Hemophilia

21

Multiple Choice

Question image

How many individuals are affected in this pedigree chart?

1

1

2

2

3

3

4

4

22

Multiple Select

Which of the following genotypes are homozygous recessive? (Check all that apply)

1

gg

2

Ll

3

XrXr

4

HH

23

Multiple Choice

The idea that different pairs of alleles are passed to offspring independently is Mendel's principle of:

1

Unit Inheritance

2

Independent Assortment

3

Segregation

24

Multiple Choice

What is a trait?

1

One of a number of different forms of a gene

2

Sequence of DNA that codes for a protein and thus determines a trait

3

Specific characteristic that varies from one individual to another

25

Multiple Select

Which of the following genotypes are hemizygous dominant? (Check all that apply)

1

XtXt

2

YY

3

XEY

4

XbY

26

Multiple Choice

When the genotype consists of a dominant and recessive allele, the phenotype will be like _______ allele.

1

The Dominant

2

The Recessive

3

Neither

4

Both

27

Multiple Select

In humans, the gene associated with hemophilia is located on the X-chromosome. The allele for the normal blood clotting (H) is dominant over the allele for hemophilia (h). What are the possible genotypes for an unaffected female? (Check all that apply)

1

XHXh

2

XhXh

3

XHXH

28

Multiple Choice

Who are more likely to suffer from X-linked diseases and why?

1

Females, because they have two X-chromosomes and are therefore more likely to inherit one with a disease

2

Males, because they have only one X-chromosome and if it is mutated they have no back up copy

3

Females, because one of their X-chromosomes is deactivated

4

Both males and females are equally likely to suffer from X-linked disorders

29

Multiple Choice

If a plant that has round seeds has a parent that has wrinkled seeds, what is its genotype? (Assume that round is dominant.)

1

RR

2

Rr

3

rr

4

RrWw

30

Multiple Choice

This principle states that alleles separate during gamete formation:

1

Principle of multiple alleles

2

Principle of dominance and recessiveness

3

Principle of independent assortment

4

Principle of segregation

31

Multiple Select

Which of the following genotypes are on the sex chromosomes? (Check all that apply)

1

XrXr

2

XhY

3

XEXe

4

XwXw

32

Multiple Choice

What is an allele?

1

Specialized cell involved in sexual reproduction

2

Sequence of DNA that codes for a protein and thus determines a trait

3

Genetic makeup of an organism

4

One of a number of forms of a gene

33

Multiple Choice

If you crossed two heterozygous plants, how many of the offspring will also be heterozygous?

1

all

2

half

3

3/4

4

1/4

34

Multiple Choice

A plant that has purple flowers is crossed with one that has white flowers. The offspring were half white and half purple. What were the genotypes of the parents?

1

Pp x pp

2

Pp x Pp

3

PP x pp

4

PP x WW

35

Multiple Choice

Chromosome numbers, size and shape is different from species to species.

1

True

2

False

36

Multiple Select

Which of the following genotypes are heterozygous? (Check all that apply)

1

GG

2

Tt

3

Kk

4

Ee

5

dd

37

Multiple Choice

What is codominance?

1

Situation in which both alleles of a gene contribute to the phenotype of the organism

2

The term used when genes have more than two alleles

3

Trait controlled by two or more genes

4

Situations in which one allele is not completely dominant over another

38

Multiple Choice

Question image

What is the percentage of offspring that will show the recessive phenotype?

1

0%

2

25%

3

50%

4

75%

5

100%

39

Multiple Select

Which of the following are genotypes? (Check all that apply)

1

Gg

2

HH

3

kk

4

XeY

40

Multiple Choice

Question image

What is the percentage of the offspring that will show the dominant phenotype?

1

0%

2

25%

3

50%

4

75%

5

100%

41

Multiple Choice

If a plant that has round seeds has a parent that has wrinkled seeds, what is its genotype? (Assume that round is dominant.)

1

RR

2

Rr

3

rr

4

RrWw

Genetics

*these questions are possibilities for your test! :)

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