Abus travels 20 km in 30 minutes. what is the average speed of the bus?

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

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.

What are charcteristics of lithosphere?