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name the disorder in which the immune mechanism of the body of a patient gets suppressed which pathogen is responsible for it give any two reasons of
a horticulturist keeps chrysanthemum plants in short-day conditions during long-day season state its effect on flowering specify the role of
explain root pressure how can you demonstrate it experimentallywhat is the cytological basis of downs syndrome give two physical symptoms of this
how does a sickle cell carrier have a benefit over the rest of the human population in a malaria ridden areawhy is organ transplantation from another
because of developmental abnormality the wall of left ventricle of an infants heart is as thin as that of right ventricle what would be its explicit
why do the sons of a haemophiliac father never vary from this traitwhy is the cleavage in mammals referred as simple
mention two salient features of immunity theory of ageingwrite the full form of esr what does the increase in esr
fusion reactionin nuclear fusion light nuclei are brought together to form a relation heavier nucleus they energy free in nuclear fusion is larger
which disease is associated with the following symptomssudden onset of profuse watery stool followed by vomiting rapid dehydration and muscular
a healthy potted pitcher plant when kept in a green house with favourable conditions of light temperature soil and water showed poor growth although
resonancewhen the frequency of driving force become equal to the natural frequency of an oscillating system the driving force provides maximum energy
urticaria a skin condition characterized by the development of itchy raised white lumps surrounded by an area of red
explain fistulas fistulas an abnormal opening among an internal cavity and another cavity or the surfacehaemodialysis removal of
explain crohn diseasecrohns disease a chronic recurrent disease characterized by patchy inflammation of any portion of digestive tract from
explain angio-edemaangio-edema swelling of the mucous membranes tissues beneath the skin or an internal organ because of an allergic
explain acute renal failureacute renal failure renal failure associated with burns or other trauma or with sharp infection or obstruction of the
what are radiation hazards mention four safety measures which should be taken against radioactive radiation orexplain radio isotopes write their
explain electric potential at a point due to a point charge write its si unit derive an expression for the electric potential at a point outside a
what is a p-n junction how does it behave under forward and reverse bias describe with the help of circuit
a explain the term capacitance of a capacitor derive an expression for the total capacitance of n capacitors arranged in seriesb
a explain the terms magnetic field strength magnetic flux density and permeability of a magnetic material write their si unitsa current carrying
a what is the magnitude of a point electric charge chosen so that the electric field because of it at a point 50 cm away has magnitude 20 ncmacrsup1
verify gauss theorem in electrostatics apply it to search the electric field strength at a point near a long straight conductor carrying electric
draw the symbolic representation of a i p-n-p ii n-p-n transistor why is the base region of transistor thin and lightly dopedwith proper circuit
state the principle of working of p-n diode as a rectifier describe with the help of a circuit diagram the use of p-n diode as a full wave rectifier