Christina Marshall
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Biology Test sobre Bio 110 Final: Chapter 1, creado por Christina Marshall el 12/12/2017.

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Christina Marshall
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Bio 110 Final: Chapter 1

Pregunta 1 de 10

1

A bird maintains a relatively stable internal body temperature on a cold day. This is an example of

Selecciona una de las siguientes respuestas posibles:

  • Adaption

  • Evolution

  • Metabolism

  • Homeostasis

  • Development

Explicación

Pregunta 2 de 10

1

Populations of organisms change over the course of many generations. Many of these changes result in increased survival and reproduction. This phenomenon is

Selecciona una de las siguientes respuestas posibles:

  • Evolution

  • Homeostasis

  • Development

  • Genetics

  • Metabolism

Explicación

Pregunta 3 de 10

1

A biologist is studying the living organisms in a valley in western Colorado. She is studying

Selecciona una de las siguientes respuestas posibles:

  • an Ecosystem

  • a Community

  • the Biosphere

  • a Viable Land Mass

  • a Population

Explicación

Pregunta 4 de 10

1

Which of the following is an example of horizontal gene transfer?

Selecciona una de las siguientes respuestas posibles:

  • the transmission of an eye color gene from father to daughter

  • the transmission of a mutant gene causing cystic fibrosis from father to daughter

  • the transmission of a gene conferring pathogenicity (the ability to cause disease) from one bacterial species to another

  • the transmission of a gene conferring antibiotic resistance from a mother cell to its two daughter cells

  • all of the above

Explicación

Pregunta 5 de 10

1

The scientific name for humans is Homo sapiens. The name Homo is the _________ to which humans are classified.

Selecciona una de las siguientes respuestas posibles:

  • Kingdom

  • Phylum

  • Order

  • Genus

  • Species

Explicación

Pregunta 6 de 10

1

The complete genetic makeup of an organism is called its

Selecciona una de las siguientes respuestas posibles:

  • Genus

  • Genome

  • Proteome

  • Genotype

  • Phenotype

Explicación

Pregunta 7 de 10

1

After observing certain desert plants in their native environment, a researcher proposes that they drop their leaves to conserve water. This is an example of

Selecciona una de las siguientes respuestas posibles:

  • a theory

  • a law

  • a prediction

  • a hypothesis

  • an assay

Explicación

Pregunta 8 de 10

1

In science, a theory should

Selecciona una de las siguientes respuestas posibles:

  • be equated with knowledge

  • be supported by a substantial body of evidence

  • provide the ability to make many correct predictions

  • do all of the above

  • b and c only

Explicación

Pregunta 9 de 10

1

Conducting research without a preconceived hypothesis is called

Selecciona una de las siguientes respuestas posibles:

  • discovery-based science

  • the scientific method

  • hypothesis testing

  • a control experiment

  • none of the above

Explicación

Pregunta 10 de 10

1

What is the purpose of using a control group in scientific experiments?

Selecciona una de las siguientes respuestas posibles:

  • A control group allows the researcher to practice the experiment first before actually conducting it.

  • A researcher can compare the results in the experimental group and control group to determine if a single variable is causing a particular outcome in the experimental group.

  • A control group provides the framework for the entire experiment so the researcher can recall the procedures that should be conducted.

  • A control group allows the researcher to conduct other experimental changes without disturbing the original experiment.

  • All of the above are correct.

Explicación