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3rd 9 Weeks Review

Total questions: 55

Worksheet time: 53mins

Name
Class
Date
1.

Which of the following units are repeatedly joined together to form a strand of DNA?

a)

Amino Acids

b)

Nucleotides

c)

Fatty Acids

d)

Polysaccharides

2.

In what phase of the cell cycle does DNA replication take place?

a)

G1

b)

S

c)

G2

d)

Prophase

3.

The process of DNA replication is called semi conservative because it results in

a)

none of these

b)

Two DNA molecules.  One original molecule and one with two new strands

c)

two exact copies with new strands

d)

two DNA molecules, each with 1 original strand and one new.

4.

Nitrogen bases are joined by which type of bond?

a)

polar bonds

b)

hydrogen bonds

c)

phosphate bonds

d)

deoxyribose bonds

5.

Adenine bonds with _____

a)

Cytosine

b)

Thymine

c)

Guanine

d)

Uracil

6.

What does DNA stand for?

a)

Deoxyribonucleic acid

b)

Denitrogenous acid

c)

Deribonucleic acid

d)

Diribonucleic acid

7.

Cytosine bonds with ____

a)

Adenine

b)

Thymine

c)

Guanine

d)

Uracil

8.

What is a mutation?

a)

Adenine

b)

a change/mistake in DNA

c)

a copy of the original DNA

d)

Guanine

9.

This is an example of -

THE DOG HID THE TOY (ORIGINAL)

THE DOH IDT HET OY? (NEW)

a)

addition

b)

substitution

c)

deletion

10.
In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of
a)
cytosine
b)
guanine
c)
thymine
d)
uracil
11.
Replicate the following strand of DNA: 
AATCATGGA
a)
AATCATGGA
b)
TTAGTACCT
c)
UUAGUACCU
d)
GGATAUCUA
12.
RNA contains the sugar
a)
ribose
b)
deoxyribose
c)
glucose
d)
lactose
13.

Transcribe the following DNA strand: CTG AAT

a)

GAC TTA

b)

CTG AAT

c)

GAC UUA

d)

CUG AAU

14.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA
a)
Met-Pro-Ala-Val
b)
Met-Pro-Val
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
15.
One difference between DNA and RNA is that RNA....
a)
is double stranded 
b)
contains the base Thymine
c)
contains the base Uracil 
d)
contained the base Guanine
16.
tRNA is involved in
a)
carrying amino acids 
b)
carrying ribosomes
c)
carrying glucose
d)
carrying lipids
17.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
chloroplast
d)
nucleus
18.
Which process is happening in this picture?
a)
Transcription
b)
Translation
c)
Replication
19.
Which of the following molecules is created during TRANSCRIPTION?
a)
Protein
b)
DNA
c)
mRNA
d)
tRNA
20.
Which of the following molecules is created during TRANSLATION?
a)
Protein
b)
DNA
c)
mRNA
d)
tRNA
21.
What is the three base sequence of mRNA that codes for a single amino acid?
a)
Anticodon
b)
Codon
c)
Protein
22.
DNA has a _____________ structure. 
a)
double helix
b)
single strand
c)
ring 
d)
chain
23.

Which of the following make up a nucleotide?

a)

Sugar, phosphate, and base

b)

Sugar, nitrate, and base

c)

Lipid, phospate, and sugar

d)

Protein, phosphate, and base

24.

The passing of traits from parents to offspring is called ____.

a)

phenotype

b)

pedigree

c)

genetics

d)

heredity

25.

The set of instructions that is found in DNA

a)

phenotype

b)

meiosis

c)

trait

d)

gene

26.

The different variations of a gene. Letters are used to represent each version.

For example: B - brown or b - blue

a)

genes

b)

alleles

c)

trait

d)

phenotype

27.

The process that creates new cells for the body

a)

mitosis

b)

meiosis

c)

mutation

d)

selective breeding

28.

The pairing of two different alleles. Also called hybrid.

Example is Tt.

a)

homozygous

b)

heterozygous

c)

dominant

d)

genotype

29.

The pairing of two of the same alleles. Also called purebred. Example: TT or tt

a)

recessive

b)

genotype

c)

homozygous

d)

heterozygous

30.

The process that creates sex cells or gametes.

a)

mitosis

b)

meiosis

c)

selective breeding

d)

alleles

31.

An organism's physical appearance of a trait.

It is what you see.

a)

phenotype

b)

genotype

c)

trait

d)

dominant

32.

The genetic makeup of an organism.

It is represented using pairs of letters such as TT, Tt, or tt.

a)

DNA

b)

genes

c)

phenotype

d)

genotype

33.

The trait that always shows itself.

Represented using a capital letter.

a)

gene

b)

mitosis

c)

dominant

d)

recessive

34.

The trait that is hidden by a dominant.

It is represented with a lowercase letter.

It only shows up if you get two lowercase letters.

a)

alleles

b)

genotype

c)

dominant

d)

recessive

35.

Known as the "Father of Genetics". He discovered the principles of heredity.

a)

Einstein

b)

Chase

c)

Mendel

d)

Franklin

36.

Which of the following is homozygous recessive

a)

Rr

b)

RR

c)

rr

d)

all of them

37.

This image shows a_____

a)

Punnett Squre

b)

PHenotype

c)

Pedigree

d)

Homozygous Dominate genotype

38.

Having two of the same genes for the same trait

a)

heterozygous

b)

chromosome

c)

protein

d)

homozygous

39.

Which of the following is a phenotype

a)

bb

b)

Bb

c)

BB

d)

blue eyes

40.

Having two different genes for a trait is called

a)

homozygous

b)

heterozygous

c)

protein

d)

genotype

41.

Aa, DD, Bb, yy are all examples of _______

a)

genotypes

b)

phenotypes

42.
How many pairs of chromosomes exist in each of your cells?
a)
10
b)
12
c)
23
d)
46
43.
Why are your chromosomes arranged in pairs?
a)
Scientists have no idea
b)
Because you get one from your mom and one from your dad
c)
Because pairs can divide easier
d)
Because DNA is awesome
44.

In monsters, blue hair is dominant to green hair. Which genotype(s) will produce blue hair? (Select ALL that apply)

a)

BB

b)

Bb

c)

bb

45.

In hinkypunks (a made-up creature), having 4 tentacles are dominant over 5 tentacles. Which genotype(s) would produce a hinkypunk with 4 tentacles? (Select ALL that apply)

a)

HH

b)

Hh

c)

hh

46.

In monsters, blue hair is dominant to green hair. Which genotype(s) will produce green hair? (Select ALL that apply)

a)

AA

b)

Aa

c)

aa

47.

Is bb dominant or recessive?

a)

dominant

b)

recessive

48.

R- round

r-wrinkled


What is the genotype for wrinkled?

a)

RR

b)

rr

c)

Rr

49.

B = brown fur b = white fur

In the punnett square, what is the probability for white fur?

a)

0% (0/4)

b)

25% (1/4)

c)

50% (2/4)

50.

How much of the offspring pictured have a heterozygous result?

a)

25%

b)

50%

c)

75%

d)

100%

51.

Dominant: Smiley (E) Recessive: Frowning (e)

What is the genotype of a person who is frowning?

a)

EE

b)

Ee

c)

ee

52.

What would be the gametes for the YyRr plant?

a)

YR, YR, yR, yR

b)

YR, Yr, yR, yr

c)

Yy, Rr, YY, RR

d)

yy, rr, yy, rr

53.

What is the genotype that should be in the blank square?

a)

yyRr

b)

YYRR

c)

yyrr

d)

YrYr

54.

Parent 1 is heterozygous for both pea color and shape. Parent 2 is heterozygous for both pea color and shape.

What should the genotype be for the box with the "?" ?

a)

EEAa

b)

EeAa

c)

eeAa

d)

eeaa

55.
What gamete possibilities could come from this parent's genotype?
a)
AB, AB, aB, aB
b)
Ab, AB, Ab, ab
c)
Ab, Ab, Ab, Ab
d)
AB, aB, ab, aB

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