Short time gap is observed in between these two events in ascomycetes and basidiomycetes

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.

Which of the following graphs have the same wavelengths

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.