Why should we only breathe through nose

There are many reasons but to name a few:

-prevents respiratory problems such as asthma, hyperreactive airway, shortness of breath, etc.

-good for digestion

-prevents snoring

-the nasal hair filters out chemicals from the air, while the mouth has no filter.

-there is a mucous membrane that can kill pathogens, especially airborne ones

many more

videntify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.

yes!

explanation:

because it has a type of fat that can make you extremely sick