The process of extraction of separated DNA strands from gel is called elution.
$(a)$ In roots, xylem and phloem in a vascular bundle are arranged in an alternate manner along the different radii.
$(b)$ Conjoint closed vascular bundles do not possess cambium
$(c)$ In open vascular bundles, cambium is present in between xylem and phloem
$(d)$ The vascular bundles of dicotyledonous stem possess endarch protoxylem
$(e)$ In monocotyledonous root, usually there are more than six xylem bundles present.
Choose the correct answer from the options given below:
$(b), (c), (d)$ and $(e)$ Only
$(a), (b), (c)$ and $(d)$ Only
$(a), (c), (d)$ and $(e)$ Only
$(a), (b)$ and $(d)$ Only
Choose the wrong statement from the following
Write the precise function of
$(a)$ Sieve tube
$(b)$ Interfascicular cambium
$(c)$ Collenchyma
$(d)$ Aerenchyma
Cortex is the region found between
$(i)$ The ...$a$... help in maintaining the pressure gradient in the sieve tubes
$(ii)$ Stomata regulate the process of ....$b$..... and gaseous exchange