Cell Differentiation and Specialization — Unit test

Question 1

Which carries the code for protein synthesis from the cell nucleus to the cytoplasm?

Revolt · Accepted Answer

mRNA

Question 2

Which homeostatic process is characterized by the diffusion of only water molecules?

Revolt · Accepted Answer

osmosis

Question 3

Influenza (the flu) is caused by a virus that attacks the respiratory system. Which type of gene is most likely to be widely expressed in the body of someone who contracts the influenza virus?

Revolt · Accepted Answer

the gene that controls the production of white blood cells

Question 4

What is shown in the image?

Revolt · Accepted Answer

prokaryote

Question 5

Which statements describe the characteristics of an individual protein? Select two options. It is specific to one biochemical reaction.It increases the activation energy needed for a reaction.It can catalyze many different reactions.It increases the rate of a biochemical reaction.It slows down the rate of a biochemical reaction.

Revolt · Accepted Answer

It is specific to one biochemical reaction.; It increases the rate of a biochemical reaction.

Question 6

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

Revolt · Accepted Answer

mitochondria

Question 7

A new multicellular organism has been discovered, and scientists want to study the organism’s cell structures, including organelles. Which microscope should they use?

Revolt · Accepted Answer

transmission electron microscope

Question 8

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 9

Tissue cultures (samples of cancer cells) are taken from cancer patients, and the cells are then grown in a laboratory. What is the purpose of growing cancer cells in a laboratory?

Revolt · Accepted Answer

to test medicinal treatments before giving them to patients

Question 10

A patient is in need of hydration. Which type of solution are the patient’s cells most likely in?

Revolt · Accepted Answer

hypotonic

Cell Differentiation and Specialization — Unit test Answers

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