Muscles are the tissue structures that move bones. They are connected to bones and need proteins to grow and stay healthy.
A heterogeneous mixture composes of non- uniform components, so the concrete would be the answer, because you can tell the components from one another.
Following a cut or scrape ....
A Mitosis.
....repairs your skin
Answer:
A double diet is where an organism gets nutrition from plants/meat and the sunlight. An advantage is that they can stay energised for a long time without having to eat by just staying in direct sunlight.
Explanation: