Because ribosomes produce protein.
During growing season when the plant photosynthesises (spring and summer) they travel down to the roots to be stored.
they go upwards when photosynthesis doesn’t occur (winter) to provide nutrients and cellular energy to parts like the leaves.
hope this is what you needed!!
The answer for your question is B
Answer: C
The process listed above is used to synthesize polypeptides that will fold to form proteins. Proteins's singular units are amino acids while carbohydrates are made up of monosaccharides, not amino acids.
Options A and B are definitely wrong as they are either not involved in the process stated above or it is a part of the process.
Enzimes reduce the energy activation of a reaction