Predict the correct order of the following, from first to last, and explain why you chose that order! - (protein, rna, traits, dna)

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

Which tool could you see a plant cell? a. a filter b. a microscope c. a microwave d. an electromagnet

Polar zones are cold and tend to be dry because of a pressure system of cold. low high