When is the speed equal to 0.0 km/hr? A. between hour 1 and 2
B. between hour 2 and 3
C. between hour 3 and 4
D. between hour 4 and 5

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."

1 digestive system

2 stomach

3 bladder

4 carbon deoxide

5 tiger

protein makes up the building blocks of organs, muscles, skin, hormones and pretty much everything that matters in your body.

some choices are:

peanut butter

seeds

eggs

yogurt

meats

fish

so pretty much meat, dairy, nuts, and grains.