Question

N-Acetyl Glucosamine associates with which of the following? N-acetyl numeric acid only. N-acetyl numeric acid and N-acetyl glucosamine N-acetyl glucosamine and technical acid. N-acetyl numeric acid and litotes hoi acid. Leeuwenhoek examined rain and pond water for microorganisms. He found some bacteria in one sample while the other did not contain any life. The independent variable in this procedure was: The presence or absence of bacteria. Where the water was obtained from. How long the water was allowed to be examined on his scope. The possibility that the bacteria in a sample was introduced by the microscope itself.

Answer 1

Question number 18

Answer : The correct answer is A ( N acetyl - muramic acid)

Exaplanation : N-acetyl glucoseamine and the N-acetyl muramic are the alteranating units found in the Peptidoglycan (murein), is a component of eubacterial cell walls that forms the mesh like structure around the cellwhich are linked by beta 1-4 Glycosidic Bond.