271. G2 phase comes between

A S and M pahse
B G1 and S phase
C S and D phase
D G1 and M Phase
Answer :   S and M pahse
Discuss Question

272. When the prophase chromosome are staned with acetocarmine they take differential staining. This phenomenon is called

A Idiogram
B Karyotype
C Heterophycnosis
D Satellite
Answer :   Heterophycnosis
Discuss Question

273. During telephase

A Nuclear membrane is formed
B Nucleolus appears
C Astral rays disappear
D All of the above
Answer :   All of the above
Discuss Question

274. What type of division lead to coenocytic condition

A Cryptomitosis
B Endomitosis
C Free nulcear div
D Dino-mitosis
Answer :   Free nulcear div
Discuss Question

275. Ribosomes are associated with

A RNA synthesis
B Protein nthesis
C Enzyme mobilisation
D DNA synthesis
Answer :   Protein nthesis
Discuss Question

276. During cell cyccle. RNA and protein synthesis takes place during

A G1 and G2 - phase
B S-phase
C M-phase
D Cytokinesis
Answer :   G1 and G2 - phase
Discuss Question

277. Ribosomemayalsocalled

A Microsome
B Dictyosome
C Ribonucleoprotein
D Oxysomes
Answer :   Ribonucleoprotein
Discuss Question

278. Which of the two events restore the normal number of chromosomes In life cycle

A Mitosis and Meiosis
B Meiosis and fertilization
C Fertilization and mitosis
D Only meiosis
Answer :   Meiosis and fertilization
Discuss Question

279. Pairing of homologous chromosomes is called

A Disjuction
B Synapsis
C Segregation
D Polyteny
Answer :   Synapsis
Discuss Question

280. Prokaryotic ribosomes re

A 50s
B 60s
C 70s
D 80s
Answer :   70s
Discuss Question

Practice More MCQ Question on Biology Section

BotanyThe Living WorldBiological ClassificationPlant KingdomMorphology of Flowering PlantsAnatomy of Flowering PlantsCell: The Unit of LifeCell Cycle and Cell DivisonTransport in PlantsMineral NutritionPhotosynthesis in Higher PlantsRespiration in PlantsPlant Growth and DevelopmentReproduction in OrganismsSexual Reproduction in Flowering PlantsPrinciples of Inheritance and VariationMolecular Basis of InheritanceStrategies for Enhancement in Food ProductionMicrobes in Human WelfareOrganisms and PopulationsEcosystemBiodiversity and ConservationEnvironmental IssuesBotany Miscellaneous
ZoologyAnimal KingdomStructural Organisation in AnimalsBiomoleculesDigestion and AbsorptionBreathing and Exchange of GasesBody Fluids and CirculationExcretory Products and Their EliminationLocomotion and MovementNeural Control and CoordinationChemical Coordination and IntegrationHuman ReproductionReproductive HealthEvolutionHuman Health and DiseasesBiotechnology: Principles and ProcessesBiotechnology and its ApplicationsZoology Miscellaneous