How are amino side chains usually classified? a. Small, Medium, or Large b. Straight, branches, or ringed c. Charged, polar, or non-polar d. Reactive or non-reactive

C. Charged, polar, or non-polar

Explanation:

Amino side chains, also called R groups, are classified into the categories of charged, polar, and non polar.

These classifications can be determined by the structure and elements within the R group/functional group.

the answer is c) an oak tree

answer; ///stratum basale///stratum spinosumstratum granulosumstratum lucidumstratum corneum; 2,1,5,4,3