A. the mitochondria and chloroplasts are much different in structure than bacteria
Answer:
C. 579g
Explanation:
Use the formula Density= mass/ volume, make mass the subject of the formula and substitute the given values.
19.3g/cm3 is the density of gold
30cm3 is the volume for the piece of gold
Because the rib muscles and diaphragm contract,increasing the lung volume
