Which of these products is made from an animal product? O A. A sisal rug
O B. Cotton jeans
O c. A linen jacket
O D. Leather shoes

What part of the brain is highlighted in the diagram below?

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

The hardy-weinberg principle is that genetic frequencies in a population? will remain stable from generation to generation will always be changing will not be affected by environmental changes are always in a 3: 1 ratio