Question 1 Select one answer. In the cell diagram above, what is the function of

Question

Question 1

Select one answer.

In the cell diagram above, what is the function of the structure labeled 4?

Transport material out of the cell

Produce proteins

Organize cell division

Metabolize sugar

Question 2

Select one answer.

A forensic examination reveals cells containing ribosomes, DNA, a plasma membrane, and a cell wall. What type of cell it is?

bacterium

lung cell

plant cell

virus

fingernail

Question 3

Select one answer.

All cells have ______________?

cell walls

chloroplast

plasma membrane

a nucleus

Question 4

Select all that apply.

Which of these structures is found in BOTH plant and animal cells? Select all that apply.

Chloroplast

Mitochondria

Cell wall

Nucleus

Question 5

Select one answer.

Which of the following statements about prokaryotes is incorrect?

Prokaryotes appeared on Earth before eukaryotes

Bacteria are prokaryotes.

Prokaryotes contain ribosomes.

Prokaryotes contain cytoplasm.

Prokaryotes have circular pieces of DNA within their nuclei.

Question 6

Select one answer.

You have a case of the common cold (which is caused by a virus). What would happen if you take antibiotics?

You will get worse

Nothing

You will get better.

Question 7

Select one answer.

Which of the following is an accurate statement concerning the use of antibiotics?.

If your symptoms are beginning to clear up, you should stop taking an antibiotic or reduce the dosage.

Antibiotics should not be used to treat a viral infection, such as influenza (the flu).

It is perfectly acceptable to share antibiotics with a friend who has the same symptoms as you.

Antibiotics fed to animals do not present any threat to human health.

Question 8

Select one answer.

An ideal antibiotic damages only bacterial cells but not human cells. Which of the following cellular structures would be a good target for antibiotics?

cytoskeleton

cell wall

plasma membrane

nucleus

Question 9

Select one answer.

Which of the following structures can be found together in eukaryotic cells?

ribosomes and endoplasmic reticulum

cytoplasm and ribosomes

cytoplasm and plasma membrane

DNA and ribosomes

Question 10

Select all that apply.

Which of the following statements about the cell theory is correct? Select all that apply.

All cells come from other cells.

All living organisms are made up of one or more cells.

Cells can be prokaryotes, eukaryotes, and plants.

All cells contain a nucleus.

Explanation / Answer

1. no. 4 is ribosome ------ produces proteins.

2. bacterium.

3. cell membrane.

4. nucleus.

5. prokaryotes have circular peices of DNA within their nucleus.

6. nothing.

7. antibiotics should not be used to treat viral infection such as flu.

8. cell wall.

9. ribosomes and endoplasmic reticulum.

10. all cells contain a nucleus.

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