If anyone knows what I got wrong please let me know , if ur good in bio help me please

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

What makes a dominant allele different from a recessive allele

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