The primary role of hydrochloric acid is to sterilize the food you eat and to prevent harmful bacteria from entering the GI tract. HCL also triggers the release of enzymes such as pepsin which are essential for the digestion of protein.
The answer is D
DNA to RNA to proteins to trait
Hope that helped! :)
Answer:
Metamorphic rocks are changed by the heat and pressure inside Earth.
Explanation:
<span>Both a and b, conduction happens between collision of molecules while convection is transfer of heat between liquids.
</span>Conduction and convection along with radiation...for radiation see the theory of photo electric effect and Compton effect...