Peptidoglycan is present in the cell wall of gram-positive bacteria. Bacteria are safeguarded by a robust cell wall comprising peptidoglycan. The layer of peptidoglycan in the cell wall of bacteria refers to a crystal lattice composition produced from linear chains of two alternating amino sugars, that is NAM (N-acetylmuramic acid) and NAG (N-acetylglucosamine). Peptidoglycans is one of the most essential sources of D-amino acids in nature.
Say b for instance,
B b
B
b
(with a graph)
Answer:
Due to mating
Explanation:
The longer and more colorful tails evolved in peacocks in the process of natural selection in order to preserve the peacock species despite causing disadvantages for the males.
The Long and colorful tails ensured that the females got attracted for mating and subsequent reproduction to ensure they didn’t go extinct.
If respiratory compromise occurs, the nurse must perform the jaw-thrust technique. This is the safest primary method to opening the airway of a casualty who has a suspected neck injury because in most cases it can be able without extending the neck.
