Unit Test — Unit test

Question 1

Which statement describes one way that RNA differs from DNA?

Revolt · Accepted Answer

They contain different five-carbon sugars and a different nitrogenous base.

Question 2

What is shown in the image?

Revolt · Accepted Answer

prokaryote

Question 3

Which structure will form when a primitive cell engulfs an aerobic bacterium?

Revolt · Accepted Answer

mitochondria

Question 4

Which is a function of the cell membrane?

Revolt · Accepted Answer

controls what enters and leaves the cell

Question 5

An animal cell (left) and a plant cell (right) are shown.Which organelle, labeled X in the diagram, is found in both plant and animal cells?

Revolt · Accepted Answer

the cell membrane

Question 6

Which organelles are not found in plant cells?

Revolt · Accepted Answer

centrioles

Question 7

The data in the graph are the result of a paramecium being placed in a hypertonic salt solution.Based on the data in the graph, which would most likely happen if the paramecium were placed in distilled water?

Revolt · Accepted Answer

The contractions would increase.

Question 8

According to the endosymbiotic theory, which cellular process was involved in the evolution of mitochondria and chloroplasts?

Revolt · Accepted Answer

phagocytosis

Question 9

The table lists some organelles and functions. Only one pair is correctly matched.Functions of OrganellesOrganelleFunctionLysosomeStores water and waste materialsVacuoleBreaks down sugarsMitochondrion Breaks down waste materials and debrisRibosomeProduces proteins for the cellWhich organelle in the table is correctly matched with its function?

Revolt · Accepted Answer

ribosome

Question 10

A dietician examines the diet of a patient who is complaining that he is unable to build muscle mass. The patient eats mainly fresh fruits, vegetables, pasta, bread, and some fats and oils. Which type of supplement will the dietician most likely recommend?

Revolt · Accepted Answer

amino acids

Unit Test — Unit test Answers

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