Answer:
I think it's b.
Explanation:
You need decomposers to return the matter back into the ground.Which the food web starts all over again.
A molecule is when two or more atoms join together chemically. A compound is a molecule that contains at least two different elements.
Answer:
C- it helps develop scientific consensus by making sure new ideas are critically evaluated.
A person will not pass this mutation onto children because somatic cells cannot go through meiosis if a chromosome in one of the bone cells turn out to be mutated. A somatic cell is any cell that creates up an organism excluding reproductive cell. Which is for example the cells that create up the skin are all somatic cells and definite cells in a living organism support in reproduction, dividing or fusing through the reproductive procedure.
Answer:
More than 7000 chemicals are present in tobacco smoke.
Explanation:
In these 7000 chemicals, 250 are harmful to the human body such as carbonmonoxide, ammonia and hydrogen cyanide etc. There are some chemicals that are found in tobacco smoke which causes cancer disease in human. About 69 chemicals out of 250 are present in tobacco smoke that causes cancer disease. So its consumption is dangerous for health.
