Answer:
mitochondria is the answer.....
The answer would be osteoporosis
Osteoporosis comes from word osteo- which mean bones and -porosis which means "pore". The term is used to describe a decrease in bone density which makes them seems like having multiple pores. It is found more in the old patient because the bone formation is decreased.
The Cambrian Explosion is when diverse animals were first recorded as fossils.
Yes it's true. i can explain it with very consiously but i am going to bed now