Prokaryotic cells and viruses

Question 1

What are the qualities of a eukaryotic cell? (Size + nucleus )

Answer 1

• Larger
• Have a nucleus bound by nuclear envelope

Question 2

What are the qualities of prokaryotic cells? (Size + nucleus )

Answer 2

• Smaller
• Have no nucleus or nuclear envelope

Question 3

How do prokaryotic cells differ from eukaryotic cells?

Answer 3

• Cytoplasm that lacks membrane bound organelles
• Smaller ribosomes
• No nucleus > singular circular DNA molecule > free in cytoplasm > not associated with proteins
• One or more plasmids
• One or more flagella

Question 4

What are viruses?

Answer 4

Acellular and non living

Question 5

What are the structure of viruses?

Answer 5

• Genetic material
• Capsid
• Attachment protein

Question 6

What do the attachment proteins allow for the virus to do?

Answer 6

Allow the virus to identify and attach to a host cell