Describe how the lac operon functions, and explain how it permits e. coli to produce the enzymes needed to break down lactose when it is present in the bacterium.

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.

Hydroelectric uses moving water to do work such as grinding grains in a mill true or false

Does anyone know what the schooling version of sos mean? example