Nucleus is absent in
(A) Mature RBC of many mammals
(B) Sieve tube cells of vascular plants
(C) Mesophyll cells of higher plants
(D) Both option (A) and (B)

Which enzyme is absent in mesophyll cells of C_(4) plants?

Choose incorrect statement w.r.t mesophyll cells of C_4 -plants

Sieve cells are most commonly found in the lower vascular plants.

A common characteristic feature of plant sieve tube cells and most of mammalian erythrocytes is the

A common characteristic feature of plant sieve tube cells and most of mammalian erythrocytes is

which of the following is not common for chloroplasts and Mitochondria? (A) Both are present in all animal cells (B) Both are present in autotrophic plant cells (C) Both are present only in eukaryotes (D) Both contain DNA

A common characteristic feature of plant sieve tube cells and most of mammalian eryhrocytes is cells and most of mammalian erythrocytes is