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You Are On Multi Choice Question Bank SET 156

7801. Transcription of each set of rRNA genes by RNA polymerasel produces

7802. The regions of a gene located at -10 and -35, with respect to the start of transcription, are termed

7803. Which of the following conditions would cause the release of the lac repressor protein from the lac operator site on DNA?

7804. The complex of RNA polymerase, DNA template and new RNA transcript is called

7805. RNA polymerase in prokaryotes has a removable

7806. Promoters for tRNAs are located

7807. The binding of lac repressor to DNA could be considered to be analogous to

7808. Rho-dependent termination of transcription in E. coli

7809. ബാരോമീറ്റർ എന്തളക്കാനാണുപയോഗിക്കുന്നത് ? [Baaromeettar enthalakkaanaanupayogikkunnathu ?]

7810. ലോകത്തില് ‍ വച്ച് ഏറ്റവും ഭാരം കൂടിയ ഷഡ്പദം ? [Lokatthilu ‍ vacchu ettavum bhaaram koodiya shadpadam ?]

7811. The clerk............ helped us didn’t expect anything in return

7812. 2004- ലെ കോപ്പ അമേരിക്ക കപ്പ് നേടിയതാരാണ് ? [2004- le koppa amerikka kappu nediyathaaraanu ?]

7813. പാമ്പുകള് ‍ ഇല്ലാത്ത രാജ്യമേത് ? [Paampukalu ‍ illaattha raajyamethu ?]

7814. Internal conversion is where

7815. Why phosphorescence measurements are usually made at a low temperature?

7816. Fluorescence occurs when

7817. What is the relationship between wavelength and wave number?

7818. In the intersystem crossing

7819. Why must the radiation source for fluorescence spectrometry be more powerful than for absorption spectroscopy?

7820. Why do fluorescence spectrometers often use double-beam optics?

7821. For a molecule to absorb IR, why must the molecule's vibrations cause fluctuations in the dipole moment of the molecule?

7822. 1911 എന്ന വർഷവുമായി ബന്ധമില്ലാത്ത പ്രസ്താവന [1911 enna varshavumaayi bandhamillaattha prasthaavana]

7823. " ശാകാരി " എന്ന സ്ഥാനപ്പേര് സ്വീകരിച്ച ഗുപ്തരാജാവ് ‌ [" shaakaari " enna sthaanapperu sveekariccha guptharaajaavu ]

7824. കേസരി ജേർണലിന്റെ സ്ഥാപകൻ ‍ [Kesari jernalinte sthaapakan ‍]

7825. സ്റ്റേപ്പിസ് സ്ഥിതി ചെയ്യുന്നത് ? [Stteppisu sthithi cheyyunnathu ?]

7826. " രഘുവംശം " എന്ന സംസ് ‌ കൃത മഹാകാവ്യം എഴുതിയതാര് ? [" raghuvamsham " enna samsu krutha mahaakaavyam ezhuthiyathaaru ?]

7827. Vitamin B12 (Cobalamin) is only synthesized by

7828. Which of the following are reduced coenzymes?

7829. The absence of ascorbic acid in the human diet gives rise to

7830. Vitamins are essential because the organism

7831. The prosthetic group biotin is a carrier of which type of molecule?

7832. Lipoic acid exists in

7833. Vitamin B12 is useful in the prevention and treatment of

7834. An example of a digestive hormone is

7835. In the co-enzyme B12the position occupied by a cyanide ion in vitamin B12 is bonded directly to the __________ of the ribose of adenosine.

7836. The reductant, NADH, transfers the electrons via a flavo-proteins to the specific disulfide (S-S) protein to form a dithiol (SH,SH) protein which converts vitamin

7837. An early sign of retinol deficiencies in man is

7838. An enzyme, L-folate reductase reduces folic acid to

7839. What compound of raw egg white causes a syndrome similar to vitamin B deficiency?

7840. The disease Beriberi is due to a dietary deficiency in

7841. Which of these is a symptom of vitamin A deficiency?

7842. Vitamin-C is considered as a

7843. The vitamin niacin is part of the __________ molecule.

7844. Which of these hormones is a catecholamine?

7845. Dihydroorotate dehydrogenase contains

7846. E.coli ACP has its molecular weight as around

7847. The vitamin riboflavin is part of the __________ molecule.

7848. The most prominent role that tocopherol has in in-vitro systems is as a strong

7849. Biotin occurs mainly in combined forms bound to protein through

7850. Lipoic acid is a co-factor of the

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