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2nd 9 Weeks Exam Review

Total questions: 100

Worksheet time: 4hrs 34mins

Name
Class
Date
1.
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
2.
What genotype would go in box 2?
a)
BB
b)
Bb
c)
bb
3.

What is the probability of heterozygous offspring?

a)

0%

b)

100%

c)

50%

d)

25%

4.
What allele combination should go in the missing box?
a)
AA
b)
Aa
c)
aa
d)
none of these
5.
G = green, g = yellow
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
6.
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%
7.
What you see, or the physical appearance.
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
8.

What are the possible genotypes for this cross?

a)

TT = 25% Tt= 50% tt=25%

b)

all tall

c)

TT= 75% tt = 25%

d)

Tt = 100%

9.

What are the possible genotypes for this cross?

a)

TT = 25% Tt= 50% tt=25%

b)

all tall

c)

TT= 75% tt = 25%

d)

Tt = 100%

10.

What genotype would go in box 1?

a)

BB

b)

Bb

c)

bb

11.

In a certain species of plant, the color purple (P) is dominant to the color white (p).

According to the Punnett Square, what is the probability of an offspring being purple?

a)

25%

b)

0%

c)

100%

d)

50%

12.

Which of these Punnett squares represents a cross between a homozygous dominant parent and a heterozygous parent?

a)
b)
c)
d)
13.

A dog with straight fur (Bb) is crossed with a dog with curly fur (bb). What is the probability the offspring will have straight fur?

a)

0%

b)

25%

c)

50%

d)

75%

e)

100%

14.
An offspring will receive how many alleles from each parent to determine a specific trait?
a)
one
b)
two
c)
three
d)
five
15.
B = brown eyes
b = blue eyes
What is true about these two brothers that have brown eyes?
One has genotype BB the other Bb.
a)
they have same phenotype and genotype
b)
they have different genotypes and phenotypes
c)
they have same phenotype but different genotypes
d)
they have same genotype but different phenotypes
16.
What are the possible genotypes for this cross?
(Click the picture to see it without the text)
a)
TT = 25% Tt= 50% tt=25%
b)
all tall
c)
TT= 75% tt = 25%
d)
Tt = 100%
17.

What are the phenotype percentages of the offspring?

(A-Brown fur color; a-white fur color)

a)

50 % Brown fur and 50% White fur

b)

25 % Brown fur and 75% White fur

c)

75 % Brown fur and 25% White fur

d)

0% Brown fur and 100% White fur

18.

What type of Genotype is this: AA?

a)

Homozygous

b)

Heterozygous

19.

What type of Genotype is this: Aa?

a)

Homozygous

b)

Heterozygous

20.

What type of Genotype is this: aa?

a)

Homozygous

b)

Heterozygous

21.

What type of Genotype is this: Tt?

a)

Homozygous

b)

Heterozygous

22.

What type of Genotype is this: Rr?

a)

Homozygous

b)

Heterozygous

23.

What type of Genotype is this: DD?

a)

Homozygous

b)

Heterozygous

24.

Identify the genotype

a)

HETEROZYGOUS

b)

HOMOZYGOUS DOMINANT

c)

HOMOZYGOUS RECESSIVE

25.

Identify the genotype

a)

HETEROZYGOUS

b)

HOMOZYGOUS DOMINANT

c)

HOMOZYGOUS RECESSIVE

26.

Identify the genotype

a)

HETEROZYGOUS

b)

HOMOZYGOUS DOMINANT

c)

HOMOZYGOUS RECESSIVE

27.

Identify the genotype

a)

HETEROZYGOUS

b)

HOMOZYGOUS DOMINANT

c)

HOMOZYGOUS RECESSIVE

28.

Is the allele dominant or recessive?

a)

DOMINANT

b)

RECESSIVE

29.

Is the allele dominant or recessive?

a)

DOMINANT

b)

RECESSIVE

30.

Is the allele dominant or recessive?

a)

DOMINANT

b)

RECESSIVE

31.

Identify the genotype

a)

HETEROZYGOUS

b)

HOMOZYGOUS DOMINANT

c)

HOMOZYGOUS RECESSIVE

32.

Identify the genotype

a)

HETEROZYGOUS

b)

HOMOZYGOUS DOMINANT

c)

HOMOZYGOUS RECESSIVE

33.

Is the allele dominant or recessive?

a)

DOMINANT

b)

RECESSIVE

34.

Identify the genotype

a)

HETEROZYGOUS

b)

HOMOZYGOUS DOMINANT

c)

HOMOZYGOUS RECESSIVE

35.

Is the allele dominant or recessive?

a)

DOMINANT

b)

RECESSIVE

36.

Is the allele dominant or recessive?

a)

DOMINANT

b)

RECESSIVE

37.

Identify the genotype

a)

HETEROZYGOUS

b)

HOMOZYGOUS DOMINANT

c)

HOMOZYGOUS RECESSIVE

38.

Identify the genotype

a)

HETEROZYGOUS

b)

HOMOZYGOUS DOMINANT

c)

HOMOZYGOUS RECESSIVE

39.

Both DNA and RNA are nucleic acids.

a)

True

b)

False

40.

I am usually a single stranded molecule

a)

DNA

b)

RNA

c)

Both

41.

I am generally found both inside and outside of the nucleus.

a)

DNA

b)

RNA

c)

Both

42.

I am arranged as a double helix

a)

DNA

b)

RNA

c)

Both

43.

I am made of guanine, cystosine, adenine, and uracil

a)

DNA

b)

RNA

c)

Both

44.

I am made of guanine, cytosine, adenine, and thymine

a)

DNA

b)

RNA

c)

Both

45.

I am made of nucleotides.

a)

DNA

b)

RNA

c)

Both

46.

I contain the sugar deoxyribose.

a)

DNA

b)

RNA

c)

Both

47.

I contain the sugar ribose.

a)

DNA

b)

RNA

c)

Both

48.

What does mRNA stand for?

a)

messenger RNA

b)

transfer RNA

c)

mild RNA

d)

machine RNA

49.
In DNA the sides of the double helix is made of 
a)
deoxyribose  and phosphates
b)
adenine and guanine
c)
thymine and cytosines
50.
Adnine goes with __________
a)
adnine
b)
cytosine
c)
guanine
d)
thymine
51.
In RNA, adenine goes with __________.
a)
adnine
b)
cytosine
c)
thymine
d)
uracil
52.

The DNA sequence is TTA CCG What is the complementary sequence?

a)

TTA CCG

b)

AAT GGC

c)

GGC AAT

53.

The DNA sequence is ATG what is the complementary sequence?

a)

ATG

b)

GTA

c)

TAC

54.

DNA stands for:

a)

deoxyribonucleic acid

b)

dinitrogen acid

c)

double nucleic acid

d)

do not answer

55.

Which of the following is not a DNA base?

a)

adenine (A)

b)

guanine (G)

c)

cytosine (C)

d)

histidine (H)

56.

What is the complementary strand to this DNA sequence: ATACCGCTG

a)

TATGGCGAC

b)

ATACCGCTG

c)

CGCAATAGT

d)

GCGTTATCA

57.

What are the correct base pair rules in DNA?

a)

A-T and C-G

b)

A-C and T-G

c)

A-G and C-T

d)

A-A, C-C, G-G, and T-T

58.

What are the complementary bases that would pair with this DNA strand: CTAATGT

a)

GATTACA

b)

AGCCGTG

c)

CTAATGT

d)

TCGGCAC

59.
Fill in the complementary bases according to the base-pair rule in DNA: A T C C A G
a)
T U G G T C
b)
T A G G T C
c)
T A C G T G
d)
T A C C A C
60.
Which of these bases does not exist in RNA?
a)
C
b)
T
c)
U
d)
A
61.
Which RNA bases would pair with TACGAA in transcription? 
a)
AUGCUU
b)
ATGCTT
c)
GCATCC
d)
GCAUCC
62.

If a strand of DNA had bases in the following order - ATCCGTC, what would be the replicated complementary strand?

a)

UAGGCAG

b)

ATCCGTC

c)

TAGGCAG

d)

TUGGCTG

63.

If a strand of DNA had bases in the following order - ATCCGTC, what would be the transcribed mRNA sequence?

a)

TAGGCAG

b)

UAGGCAG

c)

TUGGCUG

d)

None of the above are correct

64.

Which RNA bases would pair with CCG TAA in transcription?

a)

AUG CUU

b)

GGC AUU

c)

GCU ACC

d)

GCA ATT

65.
How many daughter cells are produced in mitosis?
a)
1
b)
2
c)
4
d)
6
66.

What are the "X" shaped things in the drawing.

a)

PMATs

b)

Chromosomes

c)

Ribosomes

d)

Telophase

67.

During what phase of Mitosis do the chromosomes line up in the Middle

a)

Metaphase

b)

Prophase

c)

Telophase

d)

Anaphase

68.

PMAT helps us remember the correct order of the phases of Mitosis. Which of the following has the phases of Mitosis in the correct Order

a)

Interphase, Mitosis, Cytokinesis

b)

Prophase, Metaphase, Anaphase, Prophase

c)

Anaphase, Telophase, Prophase, Telophase

d)

Prophase, Metaphase, Anaphase, Telophase

69.

In which phase of Mitosis do the Chromosomes pull Apart

a)

Metaphase

b)

Prophase

c)

Anaphase

d)

Telophase

70.

What is the purpose of Mitosis?

a)

Growth of an organism and Repair of damaged tissue

b)

To help the body get rid of extra cells

c)

To increase the amount of classwork you have to do

d)

To get rid of the nucleus

71.
Cells spend 90% of their time in this stage of the cell cycle. This is the reason you would see most cells in this stage if viewed under a microscope.
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Interphase
72.
What do the cells look like at the end of mitosis?
a)
different from original cell
b)
similar to the original cell
c)
identical to the original cell
d)
none of these
73.
Before cells can divide, what must be copied?
a)
mitochondria
b)
cytoplasm
c)
DNA
d)
Cell Wall
74.
What phase of mitosis is pictured?
a)
Metaphase
b)
Telophase
c)
Prophase
d)
Anaphase
75.
Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?
a)
In order for genetic information to be transferred into daughter cells.
b)
In order for the cell to be able to increase in size.
c)
In order for the DNA to be contained in the nucleus.
d)
In order for the cell to re-order the DNA sequencing in the new cells.
76.

Which stage of the Life Cycle of the cell is this cell in (look close-the DNA hasn't formed Chromosomes (X) yet)

a)

Interphase

b)

Prophase

c)

Anaphase

d)

Telophase

77.

The phase of the Cell Cycle in which the cell membrane pinches in and splits the cell into two

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

e)

Cytokinesis

78.

Phase of the cell cycle in which DNA is copied

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

79.

Two nuclear envelopes reform around chromosomes

a)

Prophase

b)

Metaphase

c)

Telophase

d)

Cytokinesis

80.
Structure A refers to the _____.
a)
chromatid
b)
chromosome
c)
centromere
81.
Structure (b) is a ____.
a)
chromosome
b)
chromatid
c)
centromere
82.

Structure (c) is a ____. Hint: It is one half of the X shape.

a)

chromosome

b)

sister chromatid

c)

centromere

83.

Identify the phase of mitosis or cell cycle

a)
Anaphase
b)
Prophase
c)
Metaphase
d)
Interphase
84.

Identify the phase of mitosis or cell cycle

a)
Anaphase
b)
Prophase
c)
Metaphase
d)
Interphase
85.

Identify the phase of mitosis or cell cycle

a)
Anaphase
b)
Prophase
c)
Metaphase
d)
Interphase
86.
a)

metaphase

b)

prophase

c)

anaphase

d)

telophase

87.

Which phase is shown here?

a)

metaphase

b)

prophase

c)

anaphase

d)

telophase

88.

Which phase is shown here?

a)

metaphase

b)

prophase

c)

anaphase

d)

telophase

89.

Which phase is shown here?

a)

anaphase

b)

telolphase

c)

metaphase

d)

prophase

90.
The codon CCU codes for what amino acid?
a)

Isoleucine

b)

Stop

c)

Methionine

d)

Proline

91.
Which amino acid pairs with the codon AGA
a)

Thr

b)

Arg

c)

Ala

d)

Glu

92.

What amino acid (abbreviation) would be added to the protein being formed during translation if the mRNA codon reads "CCU?"

(a)  

93.

AGG

a)

Arginine or Arg

b)

Serine or Ser

c)

Lysine or Lys

94.

What is the correct amino acid sequence for the mRNA code AUG GCA AAC CGU

a)

Ileu-Ala-Asn-Ala

b)

Met-Ala-Asn-Arg

c)

Ileu-Ala-Asn-Ala

95.

Another name for heterozygous

a)

hybrid

b)

allele

c)

purebred

d)

dominant

96.

Another name for homozygous

a)

purebred

b)

dominant

c)

recessive

d)

genotype

97.

When a trait will ALWAYS show up

a)

dominant

b)

recessive

c)

allele

d)

hybrid

98.

When a trait is masked or doesn't show up

a)

recessive

b)

dominant

c)

hybrid

d)

allele

99.

different forms of the same gene

a)

allele

b)

gene

c)

heterozygous

d)

homozygous

100.

Where does transcription occur in the cell?

a)

in the nucleus

b)

in the ribosomes

c)

in the cytoplasm

d)

in the microwave

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