The reason the lactase gene is made is due to ?

Why does the alligator have one of the strongest bite force and why does it run so fast i need to know i live in florida

Ectocarpene is a volatile, sperm cell-attracting material released by the eggs of the seaweed ectocarpus siliculosus. its constitution is all the double bonds are cis, and the absolute configuration of the chirality center is s. draw a stereochemically accurate representation of ectocarpene.

Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time