Answer:
Chem formation, DNA
Explanation:
This is because of how an organism is made up/gets its genes.
Answer: Steep, high velocity, no silting. The high water speed picks up silt from the bottom instead of letting it settle to the bottom. When the land gets level like often happens at the mouth of rivers where the water spreads out and slows down, silt settles to the bottom and you could get a wide, shallow delta.
(Put in own words this is from online hope it helps)
The waxy secretion is earwax
If that's a true or false question the answer is true
