A feature common to plant sieve-tube cells and mature mammalian RBCs is
Aabsence of nucleus
Bpresence of cell wall
Cpresence of chloroplasts
Dlarge vacuole
Answer & Solution
Correct answer: A. absence of nucleus
Mature sieve-tube elements lose their nucleus; mammalian erythrocytes also lack a nucleus at maturity.
Related questions
A cell that grows too large runs into trouble because its volume grows faster than its:Junctions that act like spot welds holding neighbouring epithelial cells together are:Flagella, cilia and centrioles are all built from the same structural element. That elemenThe fibres that hold organelles in position throughout the cell are the:The cytoskeleton is built from three kinds of fibre: microtubules, microfilaments and:The membrane around the nucleus runs continuously into another organelle. That organelle iInside the nucleus, a condensed region of chromatin is where ribosomes get built. That regMembrane-bound sacs that store material and move it about the cell are vacuoles and: