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the plasma membrane consists mainly of1 phospholipids embedded in a protein bilayer2 proteins embedded in a phospholipid bilayer3 proteins embedded
if for some reason our goblet cells are non-functional this will adversely affect1 production of somatostatin2 secretion of sebum from the sebaceous
the main arena of various types of activities of a cell is1 plasma membrane2 mitochondrian3 cytoplasm4
which two of the following changes a - d usually tend to occur in the plain dwellers when they move to high altitudes 3500 m or more1 enhance in red
the common nitrogen-fixer in paddy fields is1 rhizobium2 azospirillum3 oscillatoria4 frankiaazospirillum is the common nitrogen-fixer in paddy
during mitosis er and nucleolus begin to disappear at1 late prophase2 early metaphase3 late metaphase4 early prophaselate prophase
the nerve centres which control the body temperature and the urge for eating recontained in1 hypothalamus2 pons3 cerebellum4 thalamushypothalamus
low ca in the body fluid may be the cause of1 tetany2 anaemia3 angina pectoris4 gout tetany cause low
abo blood groups in humans are controlled by the gene i it has three alleles - ia ib and i as there are three dissimilar alleles six different
transfer of pollen grains from the anther to the stigma of another flower of the similar plant is known
given four respiratory capacities a - d and four jumbled respiratory volumes of a normal human adult respiratory respiratorycapacities
an element playing significant role in nitrogen fixation is 1 molybdenum2 copper3 manganese4 zincan element playing significant role in nitrogen
explain hivaidshivaids is another example of chronic infections its existence was discovered recently in 1981 the spread of hiv
hiv human immuno deficiency virus infection andaids acquired immune deficiency
a dene surveying briey describe about chain and accessories b sketch the plan and suitable section of a single room having 50 m x 4m size and 3m
discuss about the different types of stones used for the construction and how to determine the good quality
explain classification of arches according to shapes raw a neat sketch of flemish bond 1 brick wall and 15 brick wall thickness
dene quoin and queen closerdene least countexplain functions of the
explain bulking of sandthe presence of moisture content to particular extent in sand increases the volume of sand this is due to the fact that the
discuss the ion exchange process of water softeninggive an account of the variety of mechanisms of lubricationwrite notes on bulk and solution
distinguish between dry corrosion and wet corrosionwrite brief notes on dissimilar types of liquid
what is a salt bridge salt bridge is a device used to link two electrodes on electrochemical cell it maintains electrical neutrality and internal
what is vulcanizationthe process of vulcanization was discovered by charles good year in 1839 he found that when natural rubber is heated with
what are liquid crystals give examplesliquid crystals are an intermediate state among liquid state and solid state they exhibit some characteristic
what are intrinsic and extrinsic semiconductorsa semiconductor is a material that has an electrical conductivity among that of a conductor and an