Answer this question: when did they start putting serial numbers on guns??

1968


Answer this question: what kind of bond is formed between 2 monomers of sugar to create a di- or poly-saccharide??

glycosidic bond


Answer this question: where is jamaica located in the caribbean sea??

northern part


Answer this question: where do sperms get the energy required to keep the flagella moving??
ATP produced by mitochondria