The diagram below illustrates the gas exchange that occurs in the alveoli. A diagram showing the process of gas exchange with labels Blood In, Alveoli, C O 2 Out, O 2 In, Blood Out. Image by Helix84 Where is the oxygen-rich blood flowing to? the lungs the upper body the lower body the heart

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."

they both go up but then go back down. they both end lower than they started. lastly, they both are competitive/the second on.

explanation:

a = executive branch; b = judicial branch

answer; coat color for blending in with dry grass;