If you have 6 pairs of homologous chromosomes, how many chromosomes do you have ?

as resources become scarce because of population growth, the growth decreases after few years due to lack of resources and food.

i believe the answer is a or 1

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.

well, i believe that the answer is 2. : 3