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Ethan Genetics

Total questions: 24

Worksheet time: 12mins

Name
Class
Date
1.

A trait that can be covered up or masked

a)

Dominant trait

b)

reccesive trait

c)

homologous

2.

Father of Genetics

a)

Gregg Popovich

b)

Greg Olsen

c)

Gregor Mattson

d)

Gregor Mendel

3.

When a generation passes on traits to the next generation

a)

Genes

b)

Heredity

c)

Traits

d)

DNA

4.

A feature in a organism

a)

heredity

b)

Allele

c)

gene

d)

Trait

5.

A genotype is the genetic constitution of an organism

a)

True

b)

False

6.

When a base is left out or deleted

a)

Substitution

b)

deletion

c)

insertion

d)

mutation

7.

Changes in the number on a piece of DNA

a)

Replication

b)

Mutagen

c)

Mutation

d)

chromosmes

8.

A set of genetic information

a)

Genes

b)

DNA

c)

Allele

d)

Traits

9.

B= Brown eyes b=blue eyes
What is the % for blue eyes?

a)

75%

b)

50%

c)

25%

d)

0%

10.

When both alleles show

a)

Codominance

b)

Incomplete dominance

11.

set of observable characteristics of an individual resulting

a)

Phenotype

b)

Genotype

c)

Selective breeding

d)

traits

12.

When both alleles show to make a new phenotype

a)

Mutation

b)

Codominance

c)

Genes

d)

incomplete dominance

13.

Taking 2 animals and breeding them to make different traits.

a)

Gene

b)

Genetic engineering

c)

Selective breeding

d)

Pedigree

14.

What is it called when you take a gene from 1 organism and put it into another organism?

a)

Selective Breeding

b)

Codominance

c)

Chromosomes

d)

Genetic Engineering

15.

A pair of chromosomes that come together that carry same size and shape

a)

Heterozygous

b)

Homologous

c)

Homozygous

d)

Allele

16.

Condensed package of DNA

a)

Traits

b)

Chromosomes

c)

Genes

d)

Nucleus

17.

A molecule that contains the information that determines traits.

a)

Chromosmes

b)

DNA

c)

Gene

d)

Allele

18.

One strand of DNA contains many ___?

a)

Chromosomes

b)

Genes

c)

DNA

d)

Trait

19.

What percentage of the offspring will have brown eyes?

B= brown b= blue

a)

25%

b)

0%

c)

75%

d)

100%

20.

What is the ratio to blue eyes to brown?

B= brown b= blue

a)

3:1

b)

1:3

c)

0:4

d)

2:2

21.

1 chicken is black (BB) another chicken is white (bb) they will make a checkered chicken. What % will be all white?

a)

100%

b)

25%

c)

50%

d)

0%

22.

Red= infected

Is the trait dominant or recessive?

a)

dominant

b)

recessive

23.

III-VI

Does he have, or carry the trait

a)

yes

b)

no

24.

How many females have the trait?

a)

4

b)

3

c)

2

d)

5