Which of these individuals is most likely to be successful in an evolutionary sense?

A

a reproductively sterile individual who never falls ill

B

an organism that dies after 5 days of life but leaves 10 offspring, all of whom survive to reproduce

Correct Answer

C

an organism that lives 100 years and leaves 2 offspring, both of whom survive to reproduce

D

a female who mates with 20 males and produces 1 offspring

E

a male who mates with 20 females and fathers 1 offspring

A controlled experiment is one in which

A

the experiment is repeated many times to ensure that the results are accurate.

B

the experiment proceeds at a slow pace to guarantee that the scientist can carefully observe all

reactions and process all experimental data.

C

there are at least two groups, one of which does not receive the experimental treatment.

Correct Answer

D

there are at least two groups, one differing from the other by two or more variables.

E

there is one group for which the scientist controls all variables.

What does skin color tell you about a person?

A

It indicates his or her race.

B

It provides information about his or her cultural heritage.

C

It offers insight into his or her predisposition to disease.

D

None of the above.

Correct Answer

The origins of modern humans can be traced back to Africa by studying DNA.

A

True

Correct Answer

B

False

C

Not Sure

Which of the following are influenced by both environmental and genetic factors?

A

Skin color

B

Height

C

Disease

D

All of the above

Refers to the changes in an organisms DNA or genes. (111262)

A

adaptation

B

mutation

Correct Answer

C

random mating

D

gene pool

Which sentence is true?

A

Sickle cell disease causes dark skin color.

B

The sickle cell trait become prevalent in Africa and a few other parts of the world where malaria is

common because the trait offers resistance to malaria.

Correct Answer

C

Sickle cell is a disease that is found only in people of African ancestry.

Question not answered

In 1956, Jo Hin Tjio and Albert Levan determined that there are 42 human chromosomes.

True 

False

Correct Answer

Polygenism "species" theory held that human "races" were of different lineages and suggested a

hierarchy outlined in the "Chain of Being" that positioned Africans between man and lower primates.

True

Correct Answer

 

False

Answered

Which of the following is not an attitude of a scientist? (111371)

A

Persistent

B

Open-minded

C

Sticks to old approaches

Correct Answer

D

rational

Kindly type your exam permit number:

No permit

His work became the tenets of genetics

A

P2201200181

Charles Darwin

B

Gregor Johann Mendel

Correct Answer

C

Samuel Cartwright

D

Paul Broca

E

Francis Galton

Which experimental set-up done in the 1950s that can generate amino acids and sugars from an

ocean-like environment proving that electric spark caused the origin of life? (111139)

A

Oparin - Holdan Experiment

B

Redi Experiment

C

Miller- Urey Experiment

Correct Answer

D

Fox Experiment

Genetic differences prevent breeding among related species, helping to cause speciation

A

Migration

B

Isolating Mechanism

Correct Answer

C

Genetic Drift

D

Founders Effect

The formation of a new species by genetic variation due to natural selection. (111303)

A

Separation

B

Speciation

Correct Answer

C

Revolution

D

Mutation

The leading opponent of Lamarck's claim that evolution has occurred was:

A

George Cuvier

Correct Answer

B

Charles Lyell

C

Erasmus Darwin

_________________ was a leading advocate of the theory of catastrophism.

A

Charles Lyell

B

George Cuvier

Correct Answer

C

Charles Darwin

In the theory of relativity, Albert Einstein saw links and connections where others did not, what kind

of scientific attitude did he possess? (111165)

A

Open minded

B

creative and critical thinker

Correct Answer

C

works hard and persistent

D

logical and systematic

The study of mammals and their diversity and distribution on earth

A

Paleontology

B

Anthropology

C

Mammalogy

Correct Answer

D

Histology

Prokaryotic and eukaryotic cells generally have which of the following features in common?

A

a membrane-bounded nucleus

Correct Answer

B

linear chromosomes made of DNA and protein

C

flagella or cilia that contain microtubules

D

ribosomes

Answered

E

a cell wall made of cellulose

All eukaryotes belong to which group(s)?

A

domain Bacteria

B

domain Archaea

C

domain Eukarya

Correct Answer

D

kingdom Protista

E

both C and D

Answered

Two species belonging to the same genus must also belong to the same

A

kingdom.

B

phylum

Answered

C

class.

D

order

E

all of the above

Correct Answer

Comments:

A new species has been discovered. Individuals of this species are multicellular eukaryotes that

obtain nutrients from decomposing organic matter. How should this species be classified?

A

domain Bacteria, kingdom Prokaryota

B

domain Archaea, kingdom Bacteria

C

domain Eukarya, kingdom Plantae

D

domain Eukarya, kingdom Protista

E

domain Eukarya, kingdom Fungi

Correct Answer

Comments:

The scientist who discovered the principles of heredity.

A

Isaac Newton

B

Charles Darwin

C

John Dalton

Correct Answer

D

Gregor Mendel

Answered

Comments:

Why do scientist classify organisms? (111295)

A

to organize into groups so that organisms are easier to study

Correct Answer

B

to keep scientist busy

C

to make the environment beautiful

D

to appreciate nature.

Question 26

Question Total: 1 point

You have just discovered a new species that has starch, rather than DNA, as its genetic material.

You are elated because you may have just discovered a new

A

member of kingdom Protista.

B

member of domain Bacteria.

C

member of domain Archaea.

D

member of domain Eukarya.

E

domain of life.

Correct Answer

Comments:

According to Charles Darwin, organisms of a particular species are adapted to their environment

when they

A

possess non-inheritable traits that enhance their survival in the local environment.

B

possess non-inheritable traits that enhance their reproductive success in the local environment.

C

possess non-inheritable traits that enhance their survival and reproductive success in the local

environment.

D

possess inheritable traits that enhance their survival and reproductive success in the local

environment.

Correct Answer

E

possess inheritable traits that decrease their survival and reproductive success in the local

environment.

Tissues are group of cells that serve a common function. (111305)

True

Correct Answer

 

False

Collecting data based on observation is an example of ________; analyzing this data to reach a

conclusion is an example of ________ reasoning.

A

hypothesis-based science; inductive

Answered

B

the process of science; deductive

C

discovery science; inductive

Correct Answer

D

descriptive science; deductive

E

hypothesis-based science; deductive

When applying the process of science, which of these is tested?

A

a question

B

a result

C

an observation

D

a prediction

Correct Answer

E

a hypothesis

Answered

The early earths atmosphere is thought to contain, water vapor, hydrogen gas, methane, amonia

and oxygen.

True

Answered

 

False

Correct An

Why is it important that an experiment include a control group?

A

The control group is the group that the reseacher is in control of; it is the group in which the

researcher predetermines the nature of the results.

B

The control group provides a reserve of experimental subjects.

C

A control group is required for the development of an "if; then" statement.

D

A control group assures that an experiment will be repeatable.

E

Without a control group, there is no basis for knowing if a particular result is due to the variable being

Correct Answer

Comments:

Protists and bacteria are grouped into different domains because

A

protists eat bacteria.

B

bacteria are not made of cells.

C

bacterial cells lack a nucleus.

Correct Answer

D

protists are photosynthetic.

E

bacteria decompose protists.

The scientific name is composed of _____ and ______. (111424)

A

Domain and Kingdom

B

Phylum and Chordata

C

Genus and Species

Correct Answer

D

Classmates and Friends

It is a branch of biology which study the function of tissues and systems (111049)

A

Pathology

B

microbiology

C

physiology

Correct Answer

D

Protozoology

In 1972, scientists Stanley Coneh and Herbert Borey developed recombinant DNA (rDNA)

technology, an artificial DNA sequencing process that “recombines” the DNA of two different

organisms.

True 

False

Correct Answer

In 1981, population geneticist Luigi Luca Cavalli-Sforza established the dual inheritance theory with

Marcus Feldman which suggests that human variation is the result of both biological and cultural

evolution.

True

Correct Answer

 

False

The science of improving a human population through selective breeding

A

Racism

B

Eugenics

Correct Answer

C

Apaptation

D

Genetic Drift

What is the branch of biology that studies reptiles and amphibians? (111299)

A

Amphibiology

B

Reptiliology

C

Helminthology

D

Herpetology

Study of Plants

A

biochemistry

B

agriculture

C

botany

Correct Answer

D

foriculture

Vesicles are present in prokariotic and eukariotic cells.

A

Yes

Correct Answer

B

No

In the 17th century, James Ussher calculated the age of the earth:

A

by counting the generations in the Bible and then adding them on to modern history

Correct Answer

B

as a result of divine revelation when he was the archbishop of Armagh Ireland

C

by using the radiocarbon dating technique on ancient artifacts from Israel

D

by none of the above methods

This is composed of the living and non-living things in a particular area. (103025)

A

Community

B

Organism

C

Ecosystem

Correct Answer

D

Organ

Which of the following is true regarding deoxyribonucleic acid (DNA)? 

A

Each deoxyribonucleic acid molecule is composed of two long chains of nucleotides arranged in a

double helix.

B

Genes are composed of deoxyribonucleic acid.

C

DNA is composed of chemical building blocks called nucleotides.

D

Only A and C are correct.

E

A, B, and C are correct.

It is the study of fishes. (111554)

A

Fishiology

B

Physiology

C

Sharkology

D

Ichthyology

Correct Answer

Comments:

This is a step of speciation where differences in the gene pool accumulate between populations.

(111398)

A

Separation

B

Adaptation

C

Divergence

Answered

D

Migratio

Study of tissues

A

Genetics

B

Paleontology

C

Histology

Correct Answer

D

Cytology

Which of the following are characteristics shared by members of both domain Bacteria and domain

Archaea?

A

cytosol

B

nucleus

C

DNA

D

A and C only

Correct Answer

E

A, B, and C

A loss of genetic variation from a small population established and genetically isolated from a larger

population making the gene pool different from the original.

A

Isolation mechanism

B

Genetic Drift

C

Founders Effect

Correct Answer

D

Migration

Species that are in the same ________ are more closely related than species that are only in the

same ________.

A

phylum; class

B

family; order

Correct Answer

C

class; order

D

family; genus

E

kingdom; phylum

Choose which one does not belong to the group.

A

Archaebacteria

Correct Answer

B

Protista

C

Plantae

D

Animalia

A theory on the origin of life which could generate amino acids and sugars from an atmosphere with

water, methane, ammonia and hydrogen. its proponents suggests that lightning have helped create

the key building blocks of life. (111319)

A

Chilly Start

B

Simple Beginning

C

Electric Spark

Correct Answer

D

Spontaneous Generation

Francesco Redi is the Italian physician who experimented with flies and wide-mouth jars which is not

an example of a scientific experiment. (111164)

True 

False

Correct Answer

Which does not belong to the group?

A

Fish

B

Dog

C

Mosquito

D

coconut

Correct Answer

Comments:

Which of the following statements is not part of Charles Darwin's concept of natural selection?

A

Slight inheritable variations within a population may make an individual significantly more or less

likely to survive in its environment, and thus to reproduce.

B

Every organism has the potential to produce more offspring than the local environment can support.

C

Characteristics of organisms are inherited as genes on chromosomes.

Correct Answer

D

Better adapted members of a species will survive and reproduce more successfully.

Answered

E

Most individuals in a species do not survive to reproduce.

Comments:

What do you call a group of organisms that can interbreed and produce fertile offsprings? (111289)

A

population

B

species

Correct Answer

C

adaptation

D

alien

Simple beginning is akin to "metabolism first" model.

True

Correct Answer

 

False

Can scientists determine a person's race by looking at his or her DNA?

A

Yes

B

No

Correct Answer

C

Not sure

Skin color evolved as the body's way of adapting to:

A

Race

B

Ultraviolet radiation from the sun

Correct Answer

C

Climate

Answered

Comments:

Miller-Urey experiment produced the following compounds except one when phosphate was absent.

A

Amino acids

B

several sugars

C

lipids

D

ATP