Answer: it's because they need to provide a lot of energy.
Explanation: fat cells have many mitochondria because they store a lot of energy. Muscle cells have many mitochondria, which allows them to respond quickly to the need for doing work.
WELL PLANTS AND MICROSCOPIC CREATURES LIKE HYDRAS REPRODUCE AXEXUALLY NOT ALL OF THEM BUT MOST OF THEM
Answer:
rex was covered in a coat of downy feathers
Explanation:
Some mammals did have hair but T. Rex mostly had feathers
Consumer is a person who purchases
Producer is someone that makes the things consumers purchase
