The role of a pioneer species in primary succession is to change a bare habitat into Abe that is suitable for other organisms. A species that is responsible for primary succession in an ecosystem is most likely able to- A.)live at high altitudes
B.)migrate during the winter
C.)survive any predator
D.)carry out photosynthesis

dna is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine).

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.