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Cellular Energy and Reproduction — Test Answers

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Which of these developments is a positive effect of cell technology on society?

New vaccines can be made quickly enough to stop epidemics.

Cord blood banks are used to store blood to benefit individuals.

The ability to clone animals allows people to replace beloved pets.

More money is spent to design drugs that treat common diseases.

What is the step that is labeled D?

metaphase I

metaphase II

telophase I

telophase II

Which conclusion is supported by the graph?

The 200-pound person burns more calories per hour doing aerobics than doing any other exercise shown.

The 160-pound person burns about twice as many calories jogging as she does walking.

The 200-pound person would need to play volleyball for three hours to burn the same number of calories as he burns in one hour of basketball.

The 160-pound person burns about 50 calories per mile while jogging.

Which option would allow Stella to set up a control group for the experiment?

She should give the plants receiving the least cap c cap o sub 2 a little more oxygen to compensate for the difference in gases.

She should provide mist to each of the plants except one plant to keep the air moist and fertilize the plants.

She should give all the flowers the same amount of water.

She should place one flower in a similar container, but not pump carbon dioxide into it.

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