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You Are On Multi Choice Question Bank SET 159
7951. Which of the following statements best describes a clone?
(A): A type of sheep (B): An artificial life form (C): An offspring where all of the genetic material in every cell is identical to that of both parents (D): An offspring where all of the genetic material in every cell is identical to that of one of its parents
7952. In transgenic fish, the genes are introduced by
(A): all of these (B): microinjection in fish (C): transfer of whole nuclei (D): viruses
7953. Production of transgenic animals require transfections of
(A): all of these (B): eggs or embryos (C): red blood cells (D): stem cells
7954. I’am afraid he’s .................. stupid, and won’t understand what you mean
(A): fairly (B): not (C): not only (D): rather
7955. Which of the following gene have been introduced into the transgenic fish?
(A): All of the above (B): Chicken gene for delta crystalline protein (C): E. coli gene for β-galactosidase (D): Human or rat gene for growth hormone
7956. Cloning is a method by which numbers of genetically identical organisms are derived from a single organism by
(A): none of these (B): vegetative initiation (C): vegetative propagation (D): vegetative termination
7957. Which of the following is/are the method of transfection for making transgenic animals?
(A): All of the above (B): Transfer of DNA (C): Transfer of whole individual chromosomes or fragment (D): Transfer of whole nuclei
7958. DNA microinjection into the egg has been used to produce which of the following transgenic animals?
(A): All of these (B): Chicken (C): Mice (D): Pigs
7959. Transgenic goats produce a variant of human tissue type plasminogen activator protein in
(A): blood (B): milk (C): muscles (D): urine
7960. For the rapid genetic progress, embryo transfer (ET)
(A): will be a superior tool than AI (B): will be as potent a tool as AI (artificial insemination) (C): will not be as potent a tool as AI (artificial insemination)
7961. Enucleation of the cells can be achieved by treating the cells with
(A): alcohol (B): both (a) and (b) (C): cytochalasin B (D): polyethylene glycol
7962. When the cells are enucleated and centrifuged, nuclei
(A): detach from cell and remain in the supernatant (B): detach from cell and settle at the bottom (C): none of the above (D): nuclei remain attached to the cell
7963. Superovulation is an
(A): decreased ovulatory response by external hormonal therapy (B): decreased ovulatory response by internal hormonal therapy (C): increased ovulatory response by external hormonal therapy (D): increased ovulatory response by internal hormonal therapy
7964. Which of the following best describes artificial insemination?
(A): Fertilization of an egg in a test tube (B): Selectively breeding healthy animals (C): Taking the sperm and placing it directly (D): Transplanting an embryo into the uterus
7965. Which part of a cell carries the information that is passed from one generation to the next?
(A): Cell (B): Chloroplast (C): Cytoplasm (D): Nucleus
7966. DNA is microinfected into the fertilized egg
(A): after the fusion of male and female nuclei (B): any time, it can be infected (C): at the time of fusion of male and female nuclei (D): before the fusion of male and female nuclei
7967. In which year, Dolly the first mammalian clone was born?
(A): 1995 (B): 1996 (C): 1997 (D): 1998
7968. Which of the following statements is false?
(A): Blood group is an example of discontinuous variation (B): Continuous variation produces a spread of variation within a population (C): Discontinuous variation is influenced by the environment (D): Discontinuous variation is the result of genetics alone
7969. Embryo transfer (ET) refers to the technique by which fertilized ova are collected from the reproductive tract of a genetically
(A): balanced female (B): inferior female and transferred to the superior (C): none of the above (D): superior female and transferred to the inferior
7970. The number of follicles at any particular stage is governed by
(A): all of the above (B): the rate of entry of dormant follicles (C): the rate of growth of follicles (D): the rate of loss of follicles
7971. The nucleous of mature unfertilized ovum may be removed by
(A): both (a) and (b) (B): irradiation (C): neutralization and homogenization (D): surgery
7972. Karyoplast is
(A): cell with nucleus (B): cells devoid of cell wall (C): nuclei (D): nuclei with only some residual plasma membrane
7973. The success of embryo transplantation depends upon the ability to obtain an increased number of embryos from animals of superior genetic merit, which can be achieved by the use of
(A): both (a) and (b) (B): endogenous gonadatrophic hormones (C): exogenous gonadatrophic hormones (D): FSH (Follicle Stimulating Hormone)
7974. Multiple ovulation and embryo transfer (MOET)
(A): all of the above (B): allows progeny testing of females (C): allows progeny testing of males (D): can increase the rate of progress in dairy cattle
7975. The technique, mainly used for the diagnosing birth defects in the fetus by means of needle, is called
(A): all of the above (B): amniocentesis (C): ectogensis (D): transplantation
7976. Which of these established cell lines originate from a mouse embryo?
(A): 3T3 (B): BHK (C): BTK (D): HeLa
7977. Some types of variation are due to changes in the genetic material. What is this type of change called?
(A): Fertilisation (B): Mutation (C): Radiation (D): Sterilisation
7978. Which of the following is the process of choosing parent organisms for the characteristics that is wanted in their offspring?
(A): Active selection (B): Breeding selection (C): Reproductive selection (D): Selective breeding
7979. Which protein has been produced generating a transgenic sheep that is used for replacement therapy for individuals at risk from emphysema?
(A): α-anti trypsin (AAT) (B): Amyloid precursor proteins (C): Casein (D): Plasminogen activator (tPA)
7980. Which of the following is the word used to describe what happens when the nucleus of a sperm joins with the nucleus of an egg cell?
(A): Fertilisation (B): Intercourse (C): Reproduction (D): Sex
7981. DNA into fish is injected into
(A): both (a) and (b) (B): cytoplasm (C): none of these (D): pronuclei
7982. Either the physicians in this hospital or the chief administrator .......... going to have to make a decision.
(A): and (B): are (C): in (D): is
7983. The lift has.............
(A): broken down (B): broken in (C): broken out (D): None of these
7984. 2010 ലെ മാൻ ബുക്കർ പ്രൈസ് നേടിയത് ആര് ? [2010 le maan bukkar prysu nediyathu aaru ? ]
(A): അസ്മ [Asma] (B): ഇവരാരുമല്ല [Ivaraarumalla] (C): ഏഷിയഹൊസയ്ന് ജേക്കബ്സ് [Eshiyahosayn jekkabsu] (D): ഹോവാഡ് ജേകബ്സൺ [Hovaadu jekabsan]
7985. I asked the porter where ...............
(A): is the ticket counter (B): the ticket counter was (C): the ticket counter were (D): was the ticket counter
7986. Would you mind________ to him
(A): talk (B): talked (C): talking (D): to talk
7987. When dissolved oxygen is lower than the critical concentration, viable cell concentration declines because of
(A): accumulation of ammonia (B): both (a) and (b) (C): incomplete glutamine oxidation (D): increase in specific lactate production from glucose
7988. According to Eagle, the growth of L-strain and Hela-strain cultures require to have mandatory presence of
(A): 10 amino acids (B): 12 amino acids (C): 6 amino acids (D): 8 amino acids
7989. Excess CO2 suppress cell growth and productivity by
(A): altering intracellular pH by diffusing across cell membrane (B): altering pH of the medium (C): both (a) and (b) (D): inhibiting respiration
7990. Give the synonyms PROFUSE
(A): Clear (B): Lavish (C): Plan (D): Suffer
7991. What is the effect of excess accumulation of metabolite products (lactate and ammonium) on cells?
(A): Have no effect on cells (B): Lactate helps in the growth while ammonium inhibits the growth (C): They act as growth inhibitors (D): They act as growth promoters
7992. What is the concentration of CO2 required for culturing animal cells?
(A): 1-10% (B): 10-15% (C): 15-20% (D): 2-5%
7993. ഇന്ത്യയില് ഗാന്ധാര കലാരൂപത്തിന് തുടക്കമിട്ടത് [Inthyayilu gaandhaara kalaaroopatthinu thudakkamittathu]
(A): അശോകൻ [Ashokan] (B): കനിഷ്കൻ [Kanishkan] (C): വിക്രമാദിത്യൻ [Vikramaadithyan] (D): ഹർഷൻ [Harshan ]
7994. Which of the followings are the metabolic products of glucose and glutamine?
(A): CO2 and lactate (B): CO2 and NH3 (C): Lactate and ammonium (D): Lactate only
7995. To prevent the accumulation of lactate
(A): high glucose concentration is required (B): high glutamine concentration is required (C): low glucose concentration is required (D): low glutamine concentration is required
7996. What are the main constituents of culture for animal cell growth?
(A): All of these (B): Cytokines (C): Glucose and Glutamine (D): Growth factors
7997. During the growth of animal cells in culture, it is noticed that the cells do not look very healthy. After an investigation, this is found that there is a lot of lactic acid in the culture fluid. What is probably wrong with this culture?
(A): Ethyl alcohol is being produced in excess (B): Glycolysis is being inhibited (C): The cells do not have enough oxygen (D): The cells have too much oxygen
7998. Range of optimum glutamine concentration present in the culture media is
(A): 1-2 mmol/litre (B): 15 - 20 mmol/litre (C): 2-7 mmol/litre (D): 7-15 mmol/litre
7999. The human fibroplast is a classical example of
(A): cell transformations (B): established cell lines (C): none of these (D): stable primary cell lines
8000. pH of culture medium is initially controlled by
(A): addition of bases (B): none of these (C): presence of bicarbonate buffer (D): presence of CO2
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