The answer is C.
Chromosome are dark staining structures in a cell nucleus on which the organism genes (DNA Molecules) are arranged, -I.e Chromosome are the carriers of genes
B.To Understand group behavior through observation
Answer:
C. Mean
Explanation:
sir / ma your question isn't clear. That aside.
to know how population size of species affect the sustainability we find the mean carrying size(just a guess)
the answer is decomposition.