MRNA has a complex secondary structure; 3D. While tRNA is more like an X figure.
Answer:
(i)
x= nucleus
y= chloroplasts
z= vacuole
(ii)
1) an animal cell does not contain a vacuole but a plant cell does
2) a plant cell contains chloroplasts but an animal cell does not
Answer:
lactose and maltose
Explanation:
only sucrose is a non reducing sugar
