Describe Vascular cambium
Describe briefly the term vascular cambium? And also write down its function?
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Vascular cambium is secondary meristematic tissue that in roots and in stem forms vascular tissues (xylem and phloem) of plant. Typically the outer side of vascular cambium creates a layer of phloem and the inner (more central) side of tissue produces a layer of xylem.
Define cytoskeleton and its constituents: Cytoskeleton is the cytoplasmic structure which supports cell, keeps its shape and fixates and moves cell organelles. This is made up of an extensive network of fibers dispersed in the cytoplasm and attached i
One characteristic of DNA molecule is its replication ability. What are the effects of failures all through DNA replication?
Which organ liberates the female gamete under formation? How this release is triggered? Which organ collects the released gametes?
Describe some functions of pantothenic acid and biotin for the body? How are such vitamins obtained?
How different are the position of ribosomes in prokaryotic and in eukaryotic cells?
What are the three major kinds of passive transport?
Which are the molecules which make possible active transport via membranes?
Give brief description of ganglia?
Talk about the various parts that form the human respiratory system?
Define the term hemoglobin F? Why does fetus require different hemoglobin?
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