Between points x and y which would be observed

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.

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?

What molecule contains an organisms genetic material, passed down from parents to their offspring