Both Gene and Chromosomal mutations. They can change a DNA sequence and affect generic information. Gene mutations change several nucleotides, where chromosomal mutations can change the number or structure of a whole chromosome.
Answer:
Xylem transports only minerals and waters from the roots. Phloem transports food materials that are prepared by the green parts of the plants to other parts of the plant. ... Xylem is the dead tissues at maturity, but no cell contents. Phloem is the living tissue, but not with the nucleus.
Cells
Cells are the basic building blocks of tissues. All cells experience changes with aging. They become larger and are less able to divide and multiply. Among other changes, there is an increase in pigments and fatty substances<span> inside the cell (lipids).</span>
C) the ribosomes synthesize proteins
