COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH (CSIR) & UGC (Original Question Paper) PART: B (Questions 41 – 55) 41. Which of the following statements about LEAFY (LFY), a regulatory gene in Arabidopsis thaliana, is correct? a. LEAFY (LFY) is involved in floral meristem identity b. LEAFY (LFY) is […]
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CSIR NET Life Sciences Question Paper: June 2015: with Answer Key and Explanations: Part I
CSIR/JRF/NET: Life Sciences, June 2015 (I) COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCH (CSIR) & UGC PART: B (Questions 21 – 40) (21). A 1% (w/v) solution of a sugar polymer is digested by an enzyme (20ug, MW = 200,000). The rate of monomer sugar (MW = 400) liberated was determined […]
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Molecular Biology MCQ-01: DNA repair is a cellular process that ensures the integrity and stability of the DNA molecule. The DNA in our cells can be damaged by various factors, including environmental agents such as radiation and chemicals, as well as internal cellular processes. If left unrepaired, DNA damage can […]
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(1). Arabidopsis and rice have diploid chromosome number of 10 and 24, respectively. Assuming no crossing over taking place, genetic variation among F2 individuals in a genetic cross is likely to be: a. Same in both species but not zero b. More in Arabidopsis c. More in rice d. Zero […]
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(1). A electron microscope has higher resolution as compared to the light microscope. This is because: a. The wavelength of an electron is longer than the wavelength of light b. The wavelength of an electron is shorter than the wavelength of light c. The electrons can penetrate the sample better […]
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