Answer:
The Milky Way is a spiral galaxy. - B)
Are you looking for where core organelles are found?
<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>
Producers generally require sunlight to make energy. Since there isn't sunlight at the bottom of the lake, they are unable to photosynthesize and produce energy they need to survive.
As an overall average, about 10% of the energy at one trophic level is available to the next-highest rank in the food chain.
