Which of the following types of genetic mutations would most likely result in a change in the FEWEST number of amino acids? * A Substitution
B Deletion
C Insertion

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

if you know your abc's you should be able to get your answer or just use google

igneous rocks are formed by solidification of cooled magma (molten rock), with or without crystallization, either below the surface as intrusive (plutonic) rocks or on the surface as extrusive (volcanic) rocks.  

the composition depends on the source magma. there are almost a thousand types of composition found till now.  

hope this