Only bacteria have peptidoglycan in their cell walls
The color may help it to blend in and avoid being eaten by predators and survive long enough to reproduce.
The longest period of time is 11 minutes and 35 seconds.
Answer:
because of the use of oil and fossil fuel and the improvement of inventions
Explanation:
<span>The diameter of a human hair is more than 1000 times the diameter of a single pollen grain. Pollen grains of pines, firs, and spruces are winged. The smallest pollen grain, that of the forget-me-not (Myosotis spp.), is around 6 µm (0.006 mm) in diameter. Wind-borne pollen grains can be as large as about 90–100 µm.</span>