Question 1

Which type of microscope would be most appropriate for visualizing the surface structure of a virus particle, which is much smaller than a typical cell?

Accepted Answer

Scanning electron microscope

Question 2

A researcher wants to study the internal structure of mitochondria in a eukaryotic cell. Which microscope should they use?

Accepted Answer

Transmission electron microscope

Question 3

Which of the following is a primary difference between prokaryotic and eukaryotic cells?

Accepted Answer

Eukaryotes have membrane-bound organelles.

Question 4

Which domains of life are classified as prokaryotes?

Accepted Answer

Bacteria & Archaea

Question 5

A cell is observed to have the following characteristics: no nucleus, a cell wall, and a size of 2 $$\mum. $$What type of cell is this most likely to be?

Accepted Answer

Bacterium

Question 6

Which organelle packages the genetic/hereditary material in eukaryotes but not in prokaryotic cells?

Accepted Answer

Nucleus

Question 7

Which of the following is NOT a component of the cytoskeleton in eukaryotic cells?

Accepted Answer

Tight junctions

Question 8

Which two organelles are responsible for producing cellular energy in eukaryotic cells?

Accepted Answer

Mitochondria and Chloroplasts

Question 9

What biomolecule does a ribosome synthesize in all types of cells?

Accepted Answer

Proteins

Question 10

Which of the following statements about bacterial cells is TRUE?

Accepted Answer

Bacteria divide by binary fission.

Question 11

Which of the following is NOT a common feature shared by all types of cells?

Accepted Answer

Contains a nucleus that stores the genetic material.

Question 12

A scientist isolates a cell with the following features: presence of a nucleus, membrane-bound organelles, and a cell wall. Which type of cell could this be?

Accepted Answer

Plant cell

Question 13

Which process describes how prokaryotic cells reproduce?

Accepted Answer

Binary fission

Question 14

Which of the following is a function of the rough endoplasmic reticulum in eukaryotic cells?

Accepted Answer

Protein synthesis

Question 15

Which organelle is found in plant cells but not in animal cells and is responsible for photosynthesis?

Accepted Answer

Chloroplast

Question 16

If a eukaryotic cell is observed to have a large central vacuole, which type of cell is it most likely to be?

Accepted Answer

Plant cell

Question 17

Which of the following best describes the DNA in prokaryotic cells?

Accepted Answer

Circular and found in the nucleoid region

Question 18

Which of the following cell types contains both 80S and 70S ribosomes?

Accepted Answer

Eukaryotic cell

Question 19

Which organelle is responsible for packaging and modifying proteins in eukaryotic cells?

Accepted Answer

Golgi apparatus

Question 20

A cell is observed to have ribosomes attached to its endoplasmic reticulum. What is the primary function of these ribosomes?

Accepted Answer

Synthesize proteins for export or membrane insertion

Cell Structure and Function: Prokaryotic and Eukaryotic Cells, Microscopy, and Organelles

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