CH4 - Cellular Structure

Question 1

Prokaryotic cells contain _______

Answer 1

no membrane-bound nucleus and organelles.
structurally smaller and simpler than eukaryotic cells
cells are placed in two taxonomic domains: bacteria & archaea

Question 2

Cell envelope includes:

Answer 2

capsule, cell wall, and plasma membrane.

Question 3

Capsule contains _______

Answer 3

water which protects the bacteria against desiccation.

Question 4

A cell wall maintains _______

Answer 4

the shape of the cell.

Question 4

plasma membrane has a _______

Answer 4

lipid bilayer with imbedded and peripheral protein.

Question 5

Cytoplasm includes:

Answer 5

cytosol, nucleic region, plasmid, and ribosomes.

Question 6

Nucleoid region is a _______

Answer 6

central region that contains the single, circular DNA.

Question 6

Cytosol has _______

Answer 6

semifluid solution which is bounded by plasma membrane and contains water, inorganic and organic molecules, and enzymes.

Question 6

Plasmid are _______

Answer 6

small additional DNA in the shape of ring.