You'll soon make two pieces of ice with the approximate shapes shown in the image. Both pieces of ice have the same mass and volume. How are the two shapes different from one another?

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."

hope it mark me as brainlieast.

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.