1.- When the sperm penetrates the ovum it lose the tail and it’s mitochondria
2.- When the zygote start developing it’ll have only maternal mitochondria
Answer:
Our body is made up of bones and muscles. The basic structure of our body is known as cell. When many cells combine together then it is known as tissue. When may tissue are combine together it is known as organ. Organs combine to form Organ system. And organ systems form a body
Answer:
abuse , dependency and addiction
Explanation:
We can conserve resources by recycling objects that are able to be recycled like, plastic water bottles and paper. We can also purchase reusable products, such as a reusable water bottle, or we can write on both sides of our paper instead of one. We can also reduce, by buying and using less stuff.
Answer:
the last one, Underwater weighing
