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1this is very prolonged phase and differs from the prophase of mitosis because in this chromosomes behave as homologous pairs2each diploid cell has
it is the preparatory phase cell organelle replicate and size of the cell increases dna molecule undergoes replication each chromosome exists as a
questionas office manager of her firm marcellyne has been directed to buy new filing cabinets she knows that cabinet a costs 10 requires 6 square
graph each data set which kind of model best describes the data 03 19 211 39
regulation of enzymatic action equations for competitive non-competitive uncompetitive inhibition and mixed
a figure is made of a rectangle and an isosceles right triangle the rectangle has sides of 6 in and 3 in one of the short sides of the rectangle is
saytzeff rule - elimination reactionas per to that principle major part is the most substituted alkene that is major product is obtain by elimination
it is an instrument used to detect small current passing by it by showing deflection galvanometers are of dissimilar types eg moving coil
chiasmata formation takes place where crossing over occurs here chromatid segments are exchanged which contributes to genetic variability the 46
the process of meiosis in animals is called gametogenesis it takes place in the testis in male and ovary in femalegametogenesis is divided into
divisions of meiosismeiosis is characterized by two nuclear divisions meiosis i and meiosis iibullthe first division is a reduction divisionbullthe
meiosis is the special type of cell division in which the numbers of chromosomes in daughter cell are reduced to half as compared to parent
the voltage across the terminals of a cell when it is supplying current to external resistance is known as potential difference or final voltage
bullcancer cells do not respond normally to the bodys control mechanismothey divide excessively and invade other tissuesoif left unchecked they can
the potential difference across the terminals of a cell when it is not supplying any current is known as its
alpha -elimination reactions or 11-elimination reactions a reaction where both the groups or atoms are removed from similar carbon of the molecule is
bullcyclins accumulate during the g1 s and g2 phases of the cell cycle bullby the g2 checkpoint the red bar in the figure enough cyclin is available
rhythmic fluctuations in the abundance and activity of cell-cycle control molecules pace the events of the cell cycle bullkinase - a protein which
the cell cycle is controlled by a cyclically operating set of reaction sequences that both trigger and coordinate key events in the cell cyclebullthe
the device which changes chemical energy into electrical energy is called as electric cell battery is a host of constant emf but not constant
equal distribution of hereditary materialin mitosis the heredity material is equally distributed in the daughter cell2no change in genetic
are made up of alloys manganin constantan or nichrome these materials have moderate resistivity which is practically independent of temperature so
types of elimination reactionselimination reactions are divided into two general categoriesa alpha- elimination reactions or 1 1-elimination
cytokinesis in an animal cellsplitting of the cell is called cytokinesis which starts at telophase in animal cells microtubules form a furrow in a
the movement of the chromosome is called anaphase a and the extension of the poles is termed anaphase bthe mechanism of these movements are