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Elba Biology Genetics

Total questions: 25

Worksheet time: 23mins

Name
Class
Date
1.

Who is considered the "father" of modern genetics?

a)

Einstein

b)

Mendel

c)

Disney

d)

Washington

2.
TT,tt,PP,pp,SS,ss are examples of alleles that are?
a)
homozygous
b)
heterozygous
c)
different
d)
homologous 
3.
Y for yellow body is dominant over y for blue body.  What alleles would produce yellow bodies?
a)
YY,yy
b)
Yy,yy
c)
YY only
d)
YY,Yy
4.
If "T" is the allele for tall and "t" is the allele for short, then Tt would produce?
a)
tall
b)
short
c)
medium
d)
not enough info
5.
A physical characteristic that can be passed from parent to offspring.
a)
behavior
b)
trait
c)
strong muscles
d)
ability to fly a plane.
6.

Alternant or different genes that code for the same trait are called?

a)

chromosomes

b)

segments

c)

alleles.

d)

homozygous.

7.

What plant did Mendel study?

a)

pea plant

b)

spinach

c)

carrots

d)

sunflowers

8.

What is AA

a)

Homozygous Dominant

b)

Heterozygous

c)

Homozygous Recessive

d)

Heterozygous dominant

9.

What is Aa

a)

Homozygous Dominant

b)

Heterozygous

c)

Homozygous Recessive

d)

Heterozygous dominant

10.

The physical look or the organism, such as brown eyes

a)

genotype

b)

phenotype

c)

Dominant

d)

Recessive

11.

The genetic makeup of an organism. Example BB

a)

genotype

b)

phenotype

c)

Dominant

d)

Recessive

12.
Genotype refers to the ...
a)
physical expression of the genes
b)
the possible combination of alleles in a gene
c)
whether an allele is dominant or recessive
d)
how an organism will appear
13.
Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?
a)
0 %
b)
25%
c)
50%
d)
75%
14.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
15.

When two Dominant alleles come together they can result in BOTH being present in the phenotype.

a)

CoDominance

b)

Incomplete Dominance

c)

Mixer

d)

Genetical Identity

16.

When two Dominant alleles come together they can result in a blended phenotype.

a)

CoDominance

b)

Incomplete Dominance

c)

Mixer

d)

Genetical Identity

17.
Which of the following is a phenotype?
a)
BB
b)
Bb
c)
bb
d)
Blue eyes
18.
Incomplete dominance means that the traits are
a)
expressed equally
b)
dominant
c)
recessive
d)
blended
19.
 Dominant alleles are-
a)
capital
b)
lowercase
c)
both
d)
neither
20.
 Recessive alleles are-
a)
capital
b)
lowercase
c)
both
d)
neither
21.

Grey (G) fur is dominant to brown (g) fur in mice. What would be the genotype of a mouse that is homozygous dominant?

a)

GG

b)

Gg

c)

gg

d)

GGG

22.

Grey (G) fur is dominant to brown (g) fur in mice. What would be the genotype of a mouse that is heterozygous?

a)

GG

b)

Gg

c)

gg

d)

GGG

23.

Who was Gregor Mendel?

a)

Father of genetics

b)

Father of cells

c)

Coined the term heredity

d)

No one

24.

What is aa

a)

Homozygous Dominant

b)

Heterozygous

c)

Homozygous Recessive

d)

Heterozygous dominant

25.
A heterozygous yellow pea plant's genotype would be:
a)
YY
b)
yy
c)
Yy
d)
Yg

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