Which two of the following organisms are primary consumers in this food web?

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.

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

Explain why biological control methods are generally environmentally superior to chemical pest control methods.