Review for Unit 1 Test Cells

Which labeled viral structure in the diagram stores viral DNA similarly to the way the nucleus stores cellular DNA?

• 1

• 2

• 3

• 4

Which of the following statements is true about viruses and bacterial cells?

• Both contain organelles.

• Both are considered living things.

• Both contain genetic material.

• Both can reproduce without a host cell.

Tags

NGSS.MS-LS1-1

What is a key difference between viruses and bacterial cells regarding reproduction?

• Viruses can reproduce independently.

• Bacterial cells cannot reproduce without a host cell.

• Viruses cannot reproduce without a host cell.

• Bacterial cells do not contain genetic material.

Tags

NGSS.MS-LS3-2

Which labeled viral structure in the diagram attaches the virus to the host cell?

• Tail fibers

• Base plate

• Sheath

• Capsid

What theory is illustrated by this diagram?

• Cell Theory

• Miller-Urey Theory

• Endosymbiotic Theory

• Darwin's Theory of Evolution

Tags

NGSS.HS-LS1-4

Which of the following observations best supports the cell theory?

• Cells come in a variety of shapes and sizes.

• Cells have different names for different structures.

• Cells can live a very short time.

• Cells from animals only create other animal cells.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which of the following are differences between eukaryotic cells and prokaryotic cells? Select TWO correct answers.

• Eukaryotic cells have cell membranes.

• Eukaryotic cells are much larger.

• Eukaryotic cells have nuclei.

• Eukaryotic cells have ribosomes.

• Eukaryotic cells can be seen under a microscope.

In Part A, you were to select two differences between eukaryotic cells and prokaryotic cells. In Part B, what are two similarities between eukaryotic cells and prokaryotic cells? Select TWO correct answers.

• Both cells have mitochondria.

• Both cells have ribosomes.

• Both cells have nuclei.

• Both cells have cell membranes.

• Both cells are very complex.

Pictured below is a typical bacterial cell. Select the cell parts that would be found in ALL cells.

• Plasma membrane, cytoplasm, ribosomes

• Pilus, capsule, flagellum

• Cell wall, nucleoid, ribosomes

• Nucleoid, pilus, cytoplasm

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which structure can be found in both eukaryotic and prokaryotic cells?

• Mitochondrion

• Nucleus

• Chloroplast

• Nucleic acid