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Melanin I and II Review

Total questions: 40

Worksheet time: 48mins

Name
Class
Date
1.

When looking at a pedigree, what does a filled-in square represent?

a)
Not affected Female
b)
Not affected Male
c)
Affected Male
d)
Affected Female
2.
How many generations are shown in this pedigree?
a)
1
b)
2
c)
3
d)
4
3.
How many kids did the mother and father from the first generation have?
a)
2
b)
4
c)
5
d)
6
4.
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
5.
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.
6.
In the second generation-how many people are carriers of the trait?
a)
2
b)
3
c)
5
d)
6
7.
How many people in this whole pedigree have the trait/disease?
a)
2
b)
3
c)
4
d)
6
8.
How many females are in this pedigree?
a)
3
b)
4
c)
6
d)
7
9.

Objective #13

This is a pedigree that follows blue eyes which is a recessive trait. What is the genotype of the father (square) in generation 1?

a)

Aa

b)

AA

c)

aa

d)

A?

10.
How many Homozygous Dominant males are present? 
a)
2
b)
4
c)
6
d)
8
11.

a photograph or picture of chromosomes grouped in ordered pairs is a ______________

a)

pedigree

b)

Punnett Square

c)

Venn Diagram

d)

Karyotype

12.
Which sex chromosomes would indicate a typical human male?
a)
XX
b)
X
c)
XY
d)
XXY
13.

A normal human zygote should have _____ chromosomes inside.

a)

46

b)

23

c)

92

d)

64

14.
What is the gender of the individual whose karyotype is seen in the image?
a)
Male
b)
Female
15.
Is this Karyotype human?
a)
Yes
b)
No
c)
Impossible to Determine
16.
What is the haploid number for this Karyotype?
a)
26
b)
27
c)
52
d)
54
17.

If the Diploid number for carrots is 18, the haploid number is

a)

18

b)

9

c)

27

d)

36

18.
The haploid number of human chromosomes is
a)
11
b)
12
c)
23
d)
46
19.
The union of egg and sperm to form a new offspring is
a)
zygote
b)
fertilization
c)
homologous pairing
d)
meiosis
20.

What is the diploid number of chromosomes for a bat if the sperm cell has 22 chromosomes?

a)

22

b)

11

c)

44

d)

21

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.
A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?
a)
0%
b)
25%
c)
50%
d)
75%
23.
A brown-furred ewok has 12 babies with a black-furred ewok. 9 ewok babies have black fur, while 3 ewok babies have brown fur. What are the probable genotypes of the parents?
a)
BB and bb
b)
BB and Bb
c)
Bb and Bb
d)
Bb and bb
24.
Jabba the Hutt has finally decided to settle down and have a family. He has undergone genetic testing and learned that he is heterozygous for Hutt Fungal Syndrome, which is caused by recessive alleles. He is worried that his children might suffer from this syndrome. His Hutt mate has undergone genetic testing and discovered she is homozygous dominant for the syndrome. Should Jabba be worried?
a)
Yes
b)
No
25.
A Jawa notices that his beloved pet desert rat, who has brown fur, just had several rat babies, some of which had white fur and some which had brown fur. Brown fur is the dominant trait. This means his rat must have what genotype?
a)
Homozygous Dominant
b)
Heterozygous
c)
Homozygous Recessive
26.
Identify the homozygous dominant genotype:
a)
FF
b)
Ff
c)
ff
27.
Bob the abominable snowman lives in the snowy Andes mountains. He has white fur, which blends in nicely. He is therefore dismayed when his mate keeps having red-furred babies. What is Bob's likely genotype?
a)
Homozygous Dominant
b)
Heterozygous
c)
Homozygous Recessive
28.
What phenotype would result from crossing a homozygous dominant purple-flowered pea plant with a homozygous recessive white-flowered pea plant?
a)
Pp
b)
Purple
c)
White
d)
PP and pp
29.
What ratio of the offspring from the cross shown will be homozygous recessive for the  trait of tallness? 
a)
0 in 4
b)
1 in 4
c)
2 in 4
d)
4 in 4
30.

Fill in the Yellow Box

a)

AA

b)

Aa

c)

aa

31.

Fill in the Yellow Box

a)

Bb

b)

BB

c)

bb

32.

In what process is mRNA synthesized?

a)

Transcription

b)

Translation

c)

DNA Replication

d)

Mitosis

33.

Where does TRANSCRIPTION occur?

a)

Nucleus

b)

Ribosome

c)

Cytoplasm

d)

Mitochondria

34.

How many nucleotides equal 1 amino acid?

a)

1

b)

2

c)

3

d)

4

35.

TRANSCRIBE this DNA sequence: TACGTTACT

a)

AUGCAAUGA

b)

ATGCAATGA

c)

AUGGATUGA

d)

TACGTTACT

36.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

37.

When these bond together, they form a protein

a)

Amino Acids

b)

Peptide Bonds

c)

Ribose

d)

Nucleotides

38.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
39.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
40.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!

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