Because is you don’t wash your hands , the illness with be able to go thru your eyes , nose , and mouth and make us sick
Answer: Pulmonary aortic valve
Explanation:
Answer:
A.
Explanation:
All of the elements in a period have the same number of valence
electrons.
Gene mutation is a change in the nucleotide sequence, in a particular gene, whereas chromosomal mutation is a change in several genes, in the chromosome. ... Gene mutation is only a slight structural alteration, whereas chromosomal mutations are either numerical or structural changes in the entire DNA strand.
Food chain is the process by which energy is obtained used and changed by organisms