The contamination cleanup strategy called bioremediation—using naturally occurring or genetically modified microbes to clean up our messes—is gaining steam, as scientists devise new ways to use bugs against mercury, oil spills, radioactive waste and more.
Answer:
There are many different systems involved in when we exercise, the three main ones are the Respiratory system which is involved in breathing the circulatory system which is about circulation of blood around the body and finally the muscular system and finally the Muscular system which is about how we move.
If the parent is a carrier of lung disease then the child may have that chance of getting it.
Five main points of Dalton's Atomic Theory
Elements are made of tiny particles called atoms
All atoms of a given element are identical
The atoms of a given element are different from those of any other element
Atoms of one element can combine with atoms of other elements to form compounds. A given compound always has the same relative numbers of types of atoms.
Atoms cannot be created, divided into smaller particles, nor destroyed in the chemical process. A chemical reaction simply changes the way atoms are grouped together.
So, number two, indivisible.
its C. i just finished the lesson........................................