When a metal bonds with a nonmetal, they form a(n)

mixture
ionic compound
covalent compound
element

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."

i tried the eyeshadow trick you told me about and it worked so good i i did a yellow going into orange colors and it was bright and you could see it on my eyes

a- multicellular

b-eukaryotic

c-no cell wall

d-heterotrophic

e-autotrophic