Analyze Some species of cichlid fish hold their fertilized eggs inside their mouths until they hatch.
What might be the costs and benefits of this behavior?

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.