There are 4 main functions of roots: absorption of water and inorganic nutrients. anchoring the plant body to the ground and supporting it. storage of food and nutrients. I hope this helps!
initiation of neural impulses
1. dna strand is separated by helicases into two separate strands
2. Complementary nucleotides are added
3. Dna identical from the original is formed
Hope this helps a little :)
Answer:
This poisonis an example of an aboitic factor