By B.L. Chaudhary
The subject material is up to date and provides an perception of the topic intimately. After dealing with the manuscript, the readers should be able with a whole strength to get good fortune within the existence sciences part. every one bankruptcy is supplemented with perform try papers. 8 chapters containing 10 version attempt papers is integrated to provide education to the scholars of this steam. version try out papers comprise questions about arithmetic, machine technological know-how, Geography, Physics, Chemistry and lifestyles Sciences which shape the curriculum of Part-A of Paper-I. bankruptcy nine is in particular designed to offer reminiscence dependent existence technology query papers of previous few years. resolution keys for perform try papers, version try papers and former yr internet attempt papers also are supplied. this can be the 1st test in India to supply all crucial elements in one name to get certain good fortune for internet exam carried out by means of CSIR-UGC in India.
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Fats, Sterol and detoxification are found abundant in(a) Adipose cells (b) Muscle cells (c) Liver cells (d) All of above 30. RER is found abundantly in goblet cells, pancreatic cells and liver cells is mainly engaged in(a) Glycosylation of protein (b) Folding and Secondary Structure formation (c) Production of Secretory & cytosolic protein (d) Production and Excretion of protein 31. Microsomes are not found in cell in natural condition. They are(a) Present only in certain bacteria (b) Broken pieces of ER during centrifugation (c) Broken pieces of golgi during centrifugation (d) Present in certain fungi 32.
Post translation modification of secretary proteins occurs in: (a) RER (b) SER (c) Mitocondria (d) nucleus 74. Most cells cannot harness heat in order to perform work because (a) heat is not a form of energy (b) Cells do not have much heat; they are relatively cool (c) heat denatures enzymes (d) temperature is usually uniform throughout a cell 75. Choose the pair of terms that correctly completes this sentence; Catabolism is to anabolism as ––––––––– is to ––––––––––. (a) exergonic ; spontaneous (b) free energy ; entropy (c) exergonic ; endergonic (d) work ; energy 76.
Why are individuals with an extra chromosome 21, which causes Down syndrome, more numerous than individuals with an extra chromosome 3 or chromosome 16? (a) There are probably more genes on chromosome 21 than on the others. (b) Chromosome 21 is a sex chromosome and 3 and 16 are not. (c) Down syndrome is not more common, just more serious. (d) Extra copies of the other chromosomes are probably fatal. 53. Humans have 23 pairs of chromosomes, while our closest relatives, chimpanzees, have 24. Chromosome studies indicate that at some point early in human evolution, two chromosomes simultaneously broke into a large portion and a small portion.