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Worksheets

Review

Total questions: 29

Worksheet time: 29mins

Name
Class
Date
1.

Give the correct complementary RNA bases from the given DNA sequence: GCC CTC CGT

a)

CGG GUG GCT

b)

CGG GAG GCA

c)

CGG GUG GCA

d)

CCC GAG GGA

2.

Give the correct RNA sequence based from the DNA template: TTG TAA ACG

a)

AAG AUU UGC

b)

AAC AUU TGC

c)

AAC AUU UGC

d)

NONE

3.

What do you call the changes in a person’s DNA that occur after conception and are not inherited?

a)

Hereditary mutations

b)

Acquired mutations

c)

Genetic mutations

d)

Point mutations

4.

A gene change that occurs in a germ cell (an egg or a sperm) and is then incorporated into every cell in the developing body of the new organism.

a)

Hereditary mutations

b)

Acquired mutations

c)

Genetic mutations

d)

Point mutations

5.

What do you call the process by which a section of DNA is used to produce a single-stranded RNA molecule?

a)

Transcription

b)

Translation

c)

Translocation

d)

Transversion

6.

It is the basic physical and functional unit of heredity

a)

DNA

b)

RNA

c)

Gene

d)

Chromosome

7.

It is the process whereby genetic information coded in messenger RNA directs the formation of a specific protein at a ribosome in the cytoplasm.

a)

Transcription

b)

Translation

c)

Translocation

d)

Transversion

8.

What are proteins made of?

a)

Nucleic acids

b)

Fatty Acids

c)

Nucleotides

d)

Amino Acids

9.

What do you call the three-base sequence on messenger RNA that codes for a single amino acid?

a)

Bases

b)

Triplets

c)

Codon

d)

Nucleotides

10.

 A ___________ mutation changes the DNA sequence by adding one or more nucleotides to the gene.

a)

Insertion

b)

Deletion

c)

Substitution

d)

Duplication

11.

 

 A ___________ mutation changes the DNA sequence by removing at least one nucleotide in a gene.

a)

Deletion-Insertion

b)

Deletion

c)

Substitution

d)

Duplication

12.

What do you call a type of mutation that occurs when a stretch of one or more nucleotides in a gene is copied and repeated next to the original DNA sequence.

a)

Deletion

b)

Substitution

c)

Duplication

d)

Insertion

13.

Instead of causing a change in one amino acid, the altered DNA sequence results in a STOP signal that prematurely signals the cell to stop building a protein. What do you call this type of substitution?

a)

Missense

b)

Nonsense

c)

Nonsense and Missense

d)

None

14.

It is a type of substitution in which the nucleotide changes result in the replacement of one protein building block (amino acid) with another in the protein made from the gene. 

a)

Missense

b)

Nonsense

c)

Both A & B

d)

None

15.

_______________is any agent (physical or environmental) that can induce a genetic mutation or can increase the rate of mutation

a)

Mutagen

b)

Mutation

c)

Mutant

d)

Mutate

16.

Given the statements: 1) Lower-energy radiation, such as UV rays from the sunlight and tanning beds can penetrate cellular and nuclear membranes. 2) Ionizing Radiation such as Medical/Dental X-rays and airport security, on the other hand, can cause DNA to break if given at a high level.

a)

First statement is true, the second is false

b)

First statement is false, the second is true.

c)

Both are true

d)

Both are false

17.

It is the remains of organisms from earlier geological periods that are preserved. It usually found in the sedimentary rocks.

a)

Fossils

b)

Biogeography

c)

Evolution

d)

Remnants

18.

________is defined as a change in the genetic composition of a population over successive generations.

a)

 Evolution

b)

Changes

c)

Adaptation

d)

Growth

19.

a scientist who studies the history of life on Earth through the fossil record is called?

a)

A Geologist

b)

A Paleontologist

c)

A Botanist

d)

A Naturalist

20.

Under what category of comparative anatomy pertains to the structures that are similar in unrelated organisms?

a)

Homologous structures

b)

Analogous structures

c)

Vestigial structures

d)

All of the above

21.

Structures that have lost their use through evolution are called ________.

a)

Homologous structures

b)

Analogous structures

c)

Vestigial structures

d)

Appendix

22.

Who published “Systema Naturae” or System of Nature in 1759?

a)

John Ray

b)

Charles Darwin

c)

Carl Linnaeus

d)

Erasmus Darwin

23.

Erasmus Darwin published two popular works containing his idea on plant taxonomy and evolution. Which of the following choices correctly states his works?

a)

Zoonomia and The Loves of the Plants

b)

Zoonomia and Natural Theology

c)

The Loves of the Plants and Natural Theology

d)

The Loves of the Plants and the system of animal classification

24.

He proposed that species can change over time, that new species come from pre-existing species, and that all species share a common ancestor.

a)

Erasmus Darwin

b)

Carl Linnaeus

c)

Charles Darwin

d)

John Ray

25.

This is the process through which populations of living organisms adapt and change. A suggested mechanism by C. Darwin.

a)

Natural selection

b)

Artificial selection

c)

Mutation

d)

Genetic Drift

26.

It is a change in the DNA sequence of the gene.

a)

Natural selection

b)

Artificial selection

c)

Mutation

d)

Genetic Drift

27.

Below are the possible effects of overpopulation EXCEPT:

a)

Scarcity of food and water

b)

Loss of habitat

c)

Animal disturbances

d)

Decreased demand for electricity

28.

Which refers to the process by which pieces of DNA are broken and recombined to produce new combinations of alleles occurring during meiosis?

a)

Mutation

b)

Recombination

c)

Genetic Drift

d)

Natural Selection

29.

It is defined as the number of species and abundance of each species that live in a particular location.

a)

Speciation

b)

Species diversity

c)

Genetic diversity

d)

Ecosystem diversity