Exam 2 potiental essay questions
Explain how the Cholera toxin kills cells
The toxic portion hops from molecule to molecule, disabling each one
List the differences between DNA and RNA.
RNA is transcribed from a gene. DNA hereditary material
DNA is double stranded. RNA is single-stranded
Describe the four levels of protein folding.
Primary structure
•Secondary structure
•Tertiary structure
•Quaternary structure
Describe the chemical differences between Gram-negative and Gram-positive cells.
Gram-negative are surrounded by a thin peptidoglycan cell wall, which is surrounded by an
outer membrane
Gram-positive doesn't have an outer membrane & has a thick peptidoglycan
Describe the process of Binary Fission
One parent cell divides and forms two offspring cells
Describe the process of chemotaxis in bacteria.
Bacteria rapidly response to changes in the chemical composition of their environment
Bacteria quickly response to changes in the chemical composition of their environment
Explain how the Cholera toxin kills cells
The toxic portion hops from molecule to molecule, disabling each one
List the differences between DNA and RNA.
RNA is transcribed from a gene. DNA hereditary material
DNA is double stranded. RNA is single-stranded
Describe the four levels of protein folding.
Primary structure
•Secondary structure
•Tertiary structure
•Quaternary structure
Describe the chemical differences between Gram-negative and Gram-positive cells.
Gram-negative are surrounded by a thin peptidoglycan cell wall, which is surrounded by an
outer membrane
Gram-positive doesn't have an outer membrane & has a thick peptidoglycan
Describe the process of Binary Fission
One parent cell divides and forms two offspring cells
Describe the process of chemotaxis in bacteria.
Bacteria rapidly response to changes in the chemical composition of their environment
Bacteria quickly response to changes in the chemical composition of their environment
