Why are there no gram-positive archaea species, but there are gram-positive bacteria species?
a.
archaea lack peptidoglycan.
b.
archaea do not have a cell membrane.
c.
archaea lack chitin.
d.
archaea do not have a cell wall.

ANSWER:

The correct option is: A. "Archaea lack peptidoglycan" in the walls of the cell. Peptidoglycan is a polymer of sugar and amino acids which forms a layer around the "plasma membrane" of bacteria.

EXPLANATION:

answer; /// the correct )

1. the energy lost to disorder metabolism     -entropy

2. related to or possessing motion potential     -kinetic

3. all of the chemical reactions in an organism required for maintenance of the processes of life entropy     -metabolism

4. possible; ability to go into action or perform work kinetic     -potential

5. the study of energy and its transformations thermodynamics     -thermodynamics