Answer:
Heredity
Explanation:
The parents inherit some of the grandparents characteristics and the offsprings inherit the characteristics of the parent.
Answer:
C. The reactions take up too much space in the cell if the enzymes are missing.
Explanation:
in our lungs
and throughout our blood stream
I believe it's B. That would be the best guess
Coal
Coal is a combustible black rock that is formed from prehistoric plant remains. Coal is formed from the anaerobic decomposition of dead plant matter such as trees, ferns, mosses and other marsh plants that grew on the earth surface over millions of years ago. Coal is composed largely of carbon and is usually burned as a fuel.