BIOD 271 Module 1 exam Latest Update
) Questions & Answers {Grade
A} 100% Correct - Portage Learning
What is the cell envelope? - Correct answer The cell membrane and wall
Bacterial cell wall composition - Correct answer Peptidoglycan,
polysaccharides/peptides
Why is the peptidoglycan layer essential for bacterial survival - Correct answer It
protects a cell from potentially damaging environmental stresses
What do organisms in the class Archaea lack? - Correct answer Peptidoglycan
Define cytoplasm - Correct answer The open volume with a cell.
- comprise mostly of water containing dissolved substances important to the function
of the cell.
, Define Golgi Complex - Correct answer - Series of interconnected flattened sacs
located between the nucleus and cytoplasmic membrane.
- Distribution center of the cell
- this is where proteins undergo modifications and can be packaged before being
distributed
Define nucleus - Correct answer - A defining organelle of all eukaryotic cells.
- porous double lipid bilayer containing the geometric content of the cell aka DNA
- The command center of the cell
Define lysosomes - Correct answer - Membrane enclosed organelle that contains
hydrolytic enzymes, capable of degrading unwanted cellular debris such as protein,
lipids, nucleic, acids, and polysaccharide.
) Questions & Answers {Grade
A} 100% Correct - Portage Learning
What is the cell envelope? - Correct answer The cell membrane and wall
Bacterial cell wall composition - Correct answer Peptidoglycan,
polysaccharides/peptides
Why is the peptidoglycan layer essential for bacterial survival - Correct answer It
protects a cell from potentially damaging environmental stresses
What do organisms in the class Archaea lack? - Correct answer Peptidoglycan
Define cytoplasm - Correct answer The open volume with a cell.
- comprise mostly of water containing dissolved substances important to the function
of the cell.
, Define Golgi Complex - Correct answer - Series of interconnected flattened sacs
located between the nucleus and cytoplasmic membrane.
- Distribution center of the cell
- this is where proteins undergo modifications and can be packaged before being
distributed
Define nucleus - Correct answer - A defining organelle of all eukaryotic cells.
- porous double lipid bilayer containing the geometric content of the cell aka DNA
- The command center of the cell
Define lysosomes - Correct answer - Membrane enclosed organelle that contains
hydrolytic enzymes, capable of degrading unwanted cellular debris such as protein,
lipids, nucleic, acids, and polysaccharide.
