Sour receptors occur primarily along the sides of the tongue and are stimulated mainly by acids. Salt receptors are most common in the tip and upper front portion of the tongue. They are stimulated mainly by inorganic salts. Bitter receptors are located toward the back of the tongue
hopefully this helps but i could be really wrong lol
Answer:
Ferns do not have true leaves as many plants do, but structures called fronds. These fronds are split down into leaflets called pinnae. These fronds are green and the fern gets its food via photosynthesis. Ferns reproduce by spores in an alternating generations.
Explanation:
i studied ferns for years
The first diagram is the alpha helix, which is a spiral shape.
The second diagram is the beta pleated sheet which is the folded paper shape
Answer:
GGG
Explanation:
use AT GC
opposite of C is G and since there's 3 c's you replicate and get 3 g's