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CSCC Bio 1111 Exam 1 Practice Questions and Answers

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CSCC Bio 1111 Exam 1 Practice Questions and Answers Asexual reproduction differs from sexual reproduction in that 1. asexual reproduction produces genetically diverse offspring. 2. asexual reproduction uses DNA to code for traits in offspring. 3. asexual reproduction occurs only in bacteria. ...

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  • August 29, 2024
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CSCC Bio 1111 Exam 1 Practice
Questions and Answers

Asexual reproduction differs from sexual reproduction in that

1. asexual reproduction produces genetically diverse offspring.

2. asexual reproduction uses DNA to code for traits in offspring.

3. asexual reproduction occurs only in bacteria.

4. asexual reproduction produces offspring that are virtually identical.

5. asexual reproduction does not occur in animals. - Answer✔️✔️-asexual
reproduction produces offspring that are virtually identical.

To be considered a living organism, the organism must consist of

1. DNA and proteins.

2. one or more cells.

3. RNA and proteins.

4. atoms and molecules.

5. DNA and RNA. - Answer✔️✔️-one or more cells

Homeostasis means that

1. a population changes over time.

2. environmental conditions are held constant and do not change.



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3. cells have enough water.

4. all organisms require an energy source.

5. conditions inside a cell or organism remain within a constant range. -
Answer✔️✔️-conditions inside a cell or organism remain within a constant
range.

True or False: The cell is the basic unit of life. - Answer✔️✔️-True

In an experimental procedure, the ________________ is the factor actually
being measured by the investigator

1. independent variable

2. dependent variable

3. control group

4. standardized variable

5. Both dependent variable and standardized variable are correct -
Answer✔️✔️-dependent variable

Which of the following is not a true statement about the scientific method?

1. It is a general way of organizing an investigation.

2. It is a framework to consider ideas in a repeatable way.

3. It begins with observations.

4. It does not apply to problems encountered in everyday life.



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5. It is a framework to consider evidence in a repeatable way. - Answer✔️✔️-
It does not apply to problems encountered in everyday life.

"The most restrictive taxon" and "the ability to breed only among
themselves" reference

1. members of the same species.

2. members of the same domain.

3. members of the same genus.

4. members of the same family.

5. members of the same kingdom. - Answer✔️✔️-members of the same
species.

An ecosystem would include all of the following except:

1. A community

2. A biosphere

3. Populations

4. Organisms

5. None of these are correct - Answer✔️✔️-A biosphere

A theory differs from a hypothesis in that a theory

1. has more supportive evidence than a hypothesis.

2. is broader in scope than a hypothesis.



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3. has predictive power.

4. ties together many existing observations.

5. All answers are correct. - Answer✔️✔️-All answers are correct

Starting at the smallest scale, which is the correct sequence for levels of
biological organization within an organism?

1. atom - molecule - organelle - cell - tissue

2. molecule - atom - organelle - tissue - cell

3. cell - organelle - atom - tissue - molecule

4. organelle - molecule - atom - tissue - cell

5. atom - organelle - molecule - cell - tissue - Answer✔️✔️-atom - molecule -
organelle - cell - tissue

All ecosystems

1. need a continuous outside energy source.

2. stay exactly the same once mature.

3. are entirely self-sufficient.

4. consist of only living organisms.

5. None of these answers are correct. - Answer✔️✔️-need a continuous
outside energy source.

Which of the following is not true about a hypothesis?



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