Answer:
mechanical waves
Explanation:
They require a medium to travel through.
I believe the answer is B, if not, my apologies
Answer:
Like the color of the skin and thwe hair is dorcific
Explanation:
The extrachromosomal piece of dna found in prokaryotes is called Plasmid.
it is ring shaped and confers characteristic properties to them such as resistance to Antibiotics .
It transfers from being to being, from the sun, where it starts, to every other being after.
Hope this helped.