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Unit 4 - Genetics

Total questions: 51

Worksheet time: 51mins

Name
Class
Date
1.

The process by which cells make proteins (hint: includes transcription & translation)

a)

DNA replication

b)

Protein synthesis

c)

sexual reproduction

d)

mutation

2.

The building blocks of nucleic acids

a)

DNA

b)

phosphate group

c)

amino acids

d)

nucleotides

3.

Another term for body cells

a)

blood cells

b)

reproductive cells

c)

somatic cells

d)

gametes

4.

A mistake made in DNA or RNA

a)

mutation

b)

protein

c)

a happy accident

d)

gene

5.

A mutation that does not affect the amino acids that are coded for

a)

missense

b)

nonsense

c)

silent

d)

frameshift

6.

A type of reproduction that creates genetic diversity and requires 2 parents

a)

asexual reproduction

b)

mitosis

c)

binary fission

d)

sexual reproduction

7.

The intentional alteration of genes or pieces of DNA of an organism to solve a human problem

a)

genetic engineering

b)

mutations

c)

gel electrophoresis

d)

protein synthesis

8.

A complete number of chromosomes

a)

ploidy

b)

haploid

c)

diploid

d)

genes

9.

A mutation in which a nucleotide is added to a DNA sequence

a)

silent

b)

insertion

c)

deletion

d)

substitution

10.

Another term for sex cells

a)

somatic cells

b)

gametes

c)

eukaryotic cells

d)

stem cells

11.

A group of 3 bases on a strand of mRNA that codes for an amino acid

a)

gene

b)

protein

c)

codon

d)

anticodon

12.

Translate the following mRNA sequence into the appropriate amino acids (use your codon chart):

AUG CAU GGC

(a)  

13.

The number and type of cells produced during meiosis

a)

4 unique haploid cells

b)

4 identical diploid cells

c)

2 unique diploid cells

d)

2 identical haploid cells

14.

The step of protein synthesis in which DNA is changed into RNA

a)

mutation

b)

translation

c)

replication

d)

transcription

15.

A mutation that causes a change in the reading frame of DNA

a)

substitution

b)

silent

c)

frameshift

d)

nonsense

16.

Which phase of meiosis is shown here? (2n diploid)

a)

telophase II

b)

prophase I

c)

interphase

d)

anaphase I

17.

The complementary strand DNA strand of

TTC CCG

(a)  

18.

The complementary RNA strand of

GGA TTC

(a)  

19.

The enzyme that is responsible for "unzipping" the DNA strand during DNA replication

a)

DNA polymerase

b)

telomerase

c)

helicase

d)

ligase

20.

Each DNA molecule consists of an original strand and a new strand. Therefore, we can say that DNA is

a)

remembered

b)

conservative

c)

recycled

d)

semiconservative

21.

When does DNA replication happen?

a)

S-phase of interphase

b)

prophase I

c)

anaphase II

d)

metaphase I

22.

Which phase of meiosis is shown here?

a)

metaphase I

b)

anaphase II

c)

metaphase II

d)

anaphase I

23.

What type of sugar is present in RNA?

a)

deoxyribose

b)

cellulose

c)

ribose

d)

powdered

24.

Which of the following is NOT one of the 4 nitrogenous bases present in a strand of DNA?

a)

guanine

b)

adenine

c)

uracil

d)

thymine

e)

cytosine

25.

What description do we give to describe the shape of DNA?

a)

single strand

b)

single helix

c)

double spiral

d)

double helix

26.

Which process is being modeled in this image?

a)

translation

b)

transcription

c)

DNA replication

d)

protein synthesis

27.

What is the central dogma in biology?

a)

RNA-DNA-protein

b)

protein-DNA-RNA

c)

DNA-RNA-protein

d)

puppy-dog

28.

The second step of protein synthesis where the mRNA transcript joins a ribosome and produces a polymer of amino acids

a)

translation

b)

protein synthesis

c)

transcription

d)

DNA replication

29.

A group of 3 nucleotides on a strand of mRNA

a)

amino acid

b)

anticodons

c)

a crowd

d)

codons

30.

The diagram represents DNA fingerprints which are the result of gel electrophoresis done on several DNA samples found at a crime scene. Which suspect is linked to the crime scene by this DNA analysis?

a)

Suspect A

b)

Suspect B

c)

Suspect C

d)

Suspect D

31.

Which process is being modeled in the picture?

a)

translation

b)

protein synthesis

c)

DNA replication

d)

transcription

32.

Where does transcription happen in the cell?

a)

cytoplasm

b)

nucleus

c)

ribosomes

d)

membrane

33.

How many TOTAL chromosomes does a human somatic cell contain?

a)

13

b)

46

c)

23

d)

26

34.

What are the 2 mechanisms that create genetic variation during meiosis? (Select all that apply)

a)

anaphase II

b)

crossing over

c)

Independent assortment

d)

mutation

35.

In humans, where does DNA replication take place?

a)

cytoplasm

b)

ribosomes

c)

nucleus

d)

RNA

36.

Based on the table, which of these molecules is DNA?

a)

Molecule 1

b)

Molecule 2

c)

Molecule 3

d)

Molecule 4

37.

Which is NOT one of the parts of DNA?

a)

sugar

b)

phosphate

c)

ribose

d)

nitrogen base

38.

Which of the following nucleic acids contains thymine?

a)

DNA only

b)

mRNA only

c)

tRNA only

d)

RNA only

39.

Which best describes DNA replication?

a)

DNA opens and RNA copies it

b)

DNA opens and unwinds to make 2 new molcules

c)

DNA opens and each strand is used as a template

d)

RNA opens up the DNA and uses each strand as a template

40.

Which number represents the amino acid that is created during protein synthesis?

a)

2

b)

3

c)

4

d)

5

41.

Which of the following describes the difference between human DNA and a banana's DNA?

a)

Bananas do not perform protein synthesis

b)

Bananas have a different sequence of bases

c)

Bananas do not perform DNA replication

d)

Bananas do not have DNA

42.

If a portion of mRNA contains the sequence AAU, then the corresponding anticodon on the tRNA base sequence is

a)

TTA

b)

UUT

c)

CCG

d)

UUA

43.

Given the sequence of DNA TAGTAGTAG, given the complementary strand of mRNA produced during transcription

(a)  

44.

What is created at the end of transcription?

a)

DNA

b)

protein

c)

amino acid

d)

mRNA

45.

What is created at the end of translation?

a)

mRNA

b)

DNA

c)

protein

d)

amino acid

46.

What type of mutation is shown?

a)

deletion

b)

insertion

c)

silent

d)

substitution

47.

Suppose number 3 represents adenine. What does number 4 represent?

a)

cytosine

b)

thymine

c)

guanine

d)

uracil

48.

Which of the following is NOT a use of biotechnology?

a)

solving crimes through DNA fingerprinting

b)

creating GMO's with favorable traits

c)

creating vaccines for viruses

d)

cloning babies that are great athletes

49.

Where does translation occur?

a)

nuclues

b)

ribosome

c)

cytoplasm

d)

membrane

50.

Which is NOT a concern of using GMO's in agriculture?

a)

It takes away genetic diversity

b)

We don't know the long term affects

c)

There is a risk of unintentional mutations

d)

There are favorable traits

51.

Mutations can occur in the chromosomes of all types of cells. Mutations that are passed on to offspring must occur in

a)

gametes

b)

body cells

c)

stem cells

d)

somatic cells

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