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Protein Synthesis---> Karyotypes

Total questions: 45

Worksheet time: 38mins

Name
Class
Date
1.
carries info from DNA and delivers it to ribosome.
a)
mRNA
b)
tRNA
c)
rRNA
d)
DNA
2.
Translation is
a)
decoding of mRNA strand into a polypeptide chain (protein)
b)
process where part of DNA is copied into complementary RNA
c)
process where a cell duplicates its DNA
3.
Transcription is
a)
decoding of mRNA strand into a polypeptide chain (protein)
b)
process where part of DNA is copied into complementary RNA
c)
process where a cell duplicates its DNA
4.
3 nucleotide sequence on mRNA that codes for a single amino acid
a)
tRNA
b)
rRNA
c)
anticodon
d)
codon
5.
Place where proteins are assembled, site of translation
a)
nucleus
b)
ribosome
c)
nucleolus
d)
mitochondria
6.
The main function of DNA is to
a)
serve as a code for tRNA.
b)
produce purines
c)
serve as a code for making proteins.
d)
break apart RNA molecules
7.
The process where mRNA is read and made into an amino acid chain.
a)
Transcription
b)
Translation
c)
Transportation
d)
Transient
8.
This molecule carries genetic information from the nucleus to the ribosomes in the cytoplasm.
a)
rRNA
b)
tRNA
c)
mRNA
d)
DNA
9.

What process is happening in the diagram?

a)

transcription

b)

translation

c)

dna replication

d)

mitosis

10.
What process is going on in this photo? 
a)
Transcription 
b)
Translation 
c)
Replication 
d)
All the above 
11.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
12.

In which type of cells will mitosis occur?

a)

egg cells

b)

sperm cells

c)

Body cells except the sperm and egg cells

13.

After meiosis is complete, the new cells:

a)

are all identical

b)

are all different

c)

are half identical and half different

14.

How many daughter cells are produced from meiosis ?

a)

2

b)

6

c)

4

15.

The female sex cell is called

a)

zygote

b)

sperm

c)

egg

16.
The male sex cell is called
a)
egg
b)
zygote
c)
sperm
d)
mitosis
17.

Humans have how may chromosomes ?

a)

112

b)

46

c)

8

18.

Name that process

a)

Mitosis

b)

Meiosis

c)

Mutation

19.

In Meiosis if the parent cells has 40 chromosomes, then how many will the daughter cells have

a)

40

b)

10

c)

20

20.

A cat has a total of 38 chromosomes in its body cells. How many in its gametes?

a)

38

b)

19

c)

76

21.

Some bacteria reproduce asexually, so they have...

a)

offspring identical to the parents.

b)

offspring unlike the parents.

22.

Asexual Reproduction requires...

a)

One Parent only.

b)

Two Parents.

23.

Beaver muscle cells have 48 chromosomes. How many chromosomes would be found in a beaver egg cell?

a)

96

b)

48

c)

24

24.

Which of the following could be produced by meiosis?

a)

zygote

b)

nerve cell

c)

gamete

25.

What is the result when a single cell reproduces by meiosis?

a)

two cells that have twice the genetic information as the parent cell

b)

two cells that have half the genetic information as the parent cell

c)

four cells that have half the genetic information as the parent cell

26.

The 2 halves of a chromosome are

a)

chromosomes

b)

sister chromatids

27.

How many chromosomes do we get from each parent?

a)

23

b)

46

c)

92

28.

How many times in meiosis does the cell divide?

a)

2

b)

4

c)

1

29.
Determine the sex of the individual whose karyotype is displayed in the image.
a)
female
b)
male
30.
Which structure is labeled as A in the diagram?
a)
Centromere
b)
Chromosome
c)
Sister chromatids
31.
Which structure is labeled as B in the diagram?
a)
Centromere
b)
Chromosome
c)
Sister chromatids
32.
Which structure is labeled as C in the diagram?
a)
Centromere
b)
Chromosome
c)
Sister chromatids
33.
Down's syndrome occurs because of a(n)
a)
missing sex chromosome
b)
extra sex chromosome
c)
additional 21st chromosome
d)
additional 18th chromosome
34.
The X and Y chromosomes are known as the ___ chromosomes.
a)
sex
b)
autosome
c)
biological
d)
genetic
35.
Females have ____ and males have _____ chromosomes.
a)
XX, XY
b)
XY, XX
c)
XX, XX
d)
XY, XY
36.

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

a)

pedigree

b)

Punnett Square

c)

Venn Diagram

d)

Karyotype

37.
An example of a mutation where a piece of chromosome breaks off and attaches to another chromosome is called ___.
a)
trisomy
b)
translocation
c)
inversion
d)
deletion
38.
A chromosome is found to be shorter than it's homologous match.  Which type of mutation would this most likely be?
a)
insertion
b)
deletion
c)
translocation
d)
inversion
39.
Identify the mutation in the picture.
a)
Inversion
b)
Deletion
c)
Duplication
d)
Translocation
40.

Duplication

a)

When a segment of a chromosome breaks off.

b)

When a segment of a chromosome breaks off, flips, and reattaches.

c)

When a segment of a chromosome is copied or doubles.

d)

When a segment of a chromosome breaks and attaches to a non homologous chromosome.

e)

When entire chromosomes don't separate evenly during meiosis.

41.

Inversion

a)

When a segment of a chromosome breaks off.

b)

When a segment of a chromosome breaks off, flips, and reattaches.

c)

When a segment of a chromosome is copied or doubles.

d)

When a segment of a chromosome breaks and attaches to a non homologous chromosome.

e)

When entire chromosomes don't separate evenly during meiosis.

42.

A mutation can occur if a base pair is ____________, deleted, or substituted for another.

a)

modified

b)

added

c)

transferred

43.

A mutation in which only one nucleotide is altered is called a:

a)

Frameshift Mutation

b)

Deletion Mutation

c)

Point Mutation

d)

Insertion Mutation

44.

ATTTGAGCC- Original

ATTGAGCC - Mutated

The example above is an example of a

a)

Insertion

b)

Point mutation

c)

Deletion

d)

Substitution

45.
Which of the following would result in a frameshift mutation?
a)
Insertions only
b)
Substitution only
c)
Deletion only
d)
Insertions and Deletions

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