C) As hydrilla is aquatic in nature, the roots do not have to search for water, and there is no need for xylem to absorb water because the plant is surrounded by water.
C causes central nervous system damage to humans
The three large arteries originating from the aortic arch are the brachiocephalic trunk<span>, left </span>common carotid artery<span>, and left </span>subclavian artery<span>.</span>
MRNA has a complex secondary structure; 3D. While tRNA is more like an X figure.
True :) Acid cant burn its self.