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Worksheets

TBurr Genetics

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

Within a cell, where is the DNA located?

a)

Outside the nucleus

b)

In the cytoplasm

c)

Inside the nucleus

d)

In the RNA

2.

What does RNA stand for?

a)

Deoxyribonucleic Acid

b)

Ribonucleic Acid

c)

Ribosomes not attached

d)

Regular non-coding atoms

3.

Which statement is accurate?

a)

RNA is composed of 2 strands of paired nucleodtides.

b)

RNA consists of 1 strand of nucleotides.

c)

DNA only has 1 strand of nucleotides.

d)

Both RNA and DNA have multiple strands of base pairings.

4.

RNA carries information from DNA to the ribosome to make one of the following?

a)

Amino Acids

b)

Codons

c)

Genes

d)

Proteins

5.

How many types of nucleotides are in DNA and RNA?

a)

5

b)

23

c)

4

d)

32

6.

What are the components that make a nucleotide

a)

A phosphate, a nitrogenous base, and a sugar

b)

A sulfate, base, and a sugar

c)

A base and sugar.

d)

Three lumps of sugar.

7.

Which of the following nucleotides is found in DNA but not in RNA?

a)

Uracil

b)

Adenine

c)

Guanine

d)

Thymine

8.

Nucleotides only pair with certain other nucleotides based on their ____

a)

amino acids and proteins.

b)

order and number.

c)

shape and size.

d)

color and type.

9.

What are the different types of RNA?

a)

Ribosomal (rRNA) and transfer (tRNA)

b)

Messenger (mRNA) and transfer (tRNA)

c)

There is only one type of RNA.

d)

Messenger (mRNA), ribosomal (rRNA),

and transfer (tRNA)

10.

What is the process of making an RNA copy of the

section of DNA that contains a particular gene?

a)

Translation

b)

Transcription

c)

Replication

d)

Genetic modification

11.

What is the process of making proteins from an RNA molecule?

a)

Transcription

b)

Genetic modification

c)

Replication

d)

Translation

12.

The way you are and the way you look are controlled by your

a)

Chemicals

b)

Genes

c)

Closet

d)

Atoms

13.

___________ are very, very long DNA molecules found in almost every cell of every living thing.

a)

Monochromes

b)

Genes

c)

Chromosomes

d)

Nucleotides

14.

In DNA, the chemicals are paired in which way?

a)

Adenine with Cytosine and Guanine with Thymine

b)

Adenine with Guanine and Cytosine with Thymine

c)

Adenine with Thymine and Guanine with Cytosine

d)

Adenine with Cytosine and Uracil with Thymine

15.

In RNA the chemicals will pair which way?

a)

Adenine with Cytosine and Uracil with Thymine

b)

Adenine with Uracil and Cytosine with Thymine

c)

Guanine with Cytosine and Uracil with Adenine

d)

Adenine with Cytosine and Uracil with Guanine

16.

Which image represents a vestigial structure or behavior?

a)
b)
c)
d)
17.

Which one is NOT an example of an adaptive structure?

a)

Bird's beaks

b)

Streamline body shape for fish.

c)

A hawk's talons.

d)

A bear hibernating.

18.

Which bones can be found in bats, birds, and humans?

a)

The humerus and radius.

b)

The ulna and the carpals.

c)

The metacarpals and phalanges.

d)

These are all found in bats, birds, and humans.

19.

What is an analogous structure?

a)

Similar structures in organisms that do not have a shared ancestry.

b)

Human and animal appendages.

c)

Similar structures from a shared ancestor.

d)

An anatomical structure that no longer has a purpose.

20.

What is a homologous structure?

a)

Similar structures in organisms without a shared ancestor.

b)

A leg bone

c)

An elephant's trunk and a cow's udder.

d)

Similar structures in organisms with a shared ancestor.

21.

What is a mutation?

a)

A mutation is a two-headed sheep

b)

A mutation is an albino tiger.

c)

A mutation is a change in a DNA sequence.

d)

All of these are mutations.

22.

Which image represents a mutation?

a)
b)
c)
d)
23.

Bird beaks are an example of ...

a)

Adaptation and natural selection

b)

Camouflage and mimicry

c)

Selective breeding and variations

d)

Mimicry and gene splicing

24.

Which animal is best at camouflage? More than one right answer.

1) Cuttlefish 2) Octopus 3) A cheap Gilly suit 4) Chameleon

a)
b)
c)
d)
25.

The passing of traits from parent to offspring (babies) is

a)

Nucleotide

b)

Heredity

c)

DNAs

d)

Allele

26.

In gene pairing, which pair represents 2 dominant genes?

a)

rr

b)

rR

c)

Rr

d)

RR

27.

In gene pairing, which represents a recessive pair?

a)

rr

b)

rR

c)

Rr

d)

RR

28.

In a family, brown eyes (B) are dominant over green eyes (b). What color eyes would be produced by the following pairing (bb)?

a)

Brown eyes

b)

Blue eyes

c)

Green eyes

d)

Yellow eyes

29.

Both DNA and RNA are found in the nucleus of a cell.

a)

True

b)

False

30.

Both DNA and RNA can leave the nucleus of a cell?

a)

True

b)

False