Answer:
Element
Explanation:
Element is a pure substance that cannot be broken down.
Answer:
Sun.
Explanation:
The Sun and other gasses work together and increase the greenhouse gasses.
Explanation:
Body cells make up the body of any multicellular organism. A body cell contains a complete number of chromosomes and is called a diploid cell while a gamete contains only half the number of chromosomes of its parent cell, and it is called a haploid cell.
Hope it's R8