SOMEONE PLEASE HELP ME FAST!?!???Which lists only abotic factors in this environment? o grass, tree rock soil
o bird, turtle, grass, tree
o sun, water grass, soil
o water, rock, soil, sun

D o water, rock, soil, sun

Explanation:

I did the test and got it right

Please mark as

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."

the glands which are associated with each description is given below: