How would you explain species that remain the same for millions of years

Evolution-are there multiple choice answers. I dont want to get this incorrect. I would much rather help you out as per what i think.

thanks

the phenomenon occurs when either the species is very well adapted to there environment or just evolve very slowly as there is no hurry to

c. the initial amount of money placed in the savings account

examples of nucleic acids are deoxyribonucleic acid (dna) and ribonucleic acid (rna).