Genes are to experience as is to nurture

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

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

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna