When a person is experiencing heartburn, he or she feels a burning sensation in the throat and midchest. think about the structures of the digestive system. what most likely causes the burning sensation?

How many cells are our body made of ? ♡

What is the name of the two satelites on mars

In order to study genetic mutations, scientists must study genetic material. which statement describes the genetic material scientists are most likely studying? a) they study alleles that contain chromosomes, which are rna.b) they study alleles that contain genes, which are chromosomes.c) they study chromosomes that contain genes, which are dna segments.