Answer:
the answer B...................
RNA stands for ribonucleic acid which is one type of nucleic acids. So nucleic acid has RNA.
The concentration of carbon dioxide in the atmosphere will decrease over time as it will be stored in the trees instead.
Answer:
Dermal tissue covers and protects the plant, and controls gas exchange and water absorption (in roots). Dermal tissue of the stems and leaves is covered by a waxy cuticle that prevents evaporative water loss.
