Sharks, whales, and dolphins share similar features such as body shape and the position of fins. However, sharks have gills for breathing, while whales and dolphins have lungs. Sharks and dolphins are similar in construction because they need their parts to complete many of same functions.
For example:
The dorsal fins that are found in both shark and dolphin are due to convergent evolution and they are actually not from common ancestor.
Mafic rocks are rich in iron and magnesium. Felsic rocks are rich in the mineral silicon and aluminum
Explanation:
The term cellular respiration refers to the biochemical pathway by which cells release energy from the chemical bonds of food molecules and provide that energy for the essential processes of life. ... More emphasis here will be placed on eukaryotic cells where the mitochondria are the site of most of the reactions.