Macromolecules which are both hydrophobic and hydrophilic and are a major component of cell membranes are - polysaccharides

proteins

phospholipids

inorganic

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

Can someone i have no idea of how to do this.

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