Answer:
A - coal stoves
Explanation:
The burning of coal can and will irritate the lungs
Answer:I BELIEVE IS b
Explanation:
Windy things are for power and the power comes from wind
1. Variations
2. Extinction
3. Behavioral
4. Functional
5. Structural
Answer:
Proteins are large, complex molecules that play many critical roles in the body. They do most of the work in cells and are required for the structure, function, and regulation of the body's tissues and organs. ... There are 20 different types of amino acids that can be combined to make a protein. Both do most the work.
Explanation: