Based on your observations from Investigation 2, which of the following observations is correct?

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers

Can a trait be both polygenic and have multiple alleles? explain why or why not.

Sedimentary rocks located under the ocean may contain what commercial products