PLEASE HELP FAST 30 POINTS
Which of the following correctly matches the first step of polymerase chain reaction (PCR) with its events?

a
Annealing - Taq polymerase extends the primers, synthesizing DNA
b
Evacuation- poly A segments fuse with primers to initiate sequencing
c
Denaturation - high temperature separates the DNA
d
Extension - reaction is cooled and primers bind to complementary sequences on template DNA.

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.

garbage disposal because lysosomes dispose of old cell parts like garbage disposals dispose of old food.