#Question id: 253
#SCPH12 I Genetics
#Question id: 4920
#SCPH12 I Genetics
In Neurospora, the mutant stp exhibits erratic stop-and start growth. When a female of stp strain is crossed with a normal strain acting as a male, all progeny individuals' showed stp mutant phenotype. However, the reciprocal cross resulted in all normal progeny, individuals. These results can be explained on the basis of
A. Uniparental gene contribution
B. Nuclear inheritance with concept of dominance
C. Sex link character
D. stp mutation may be located in chloroplast DNA
The most appropriate statement or combination of the above statements for explaining the experimental results is:
#Question id: 4336
#SCPH05 I Biotechnology
Which of the following processes would result from a mutation that deactivates a regulatory gene of a repressible operon in an E. coli cell?
#Question id: 3000
#I Life Science/ Life Sciences Group – I-V
Mycoplasmas are bacteria that lack cell walls. On the basis of this structural feature, whichstatement concerning mycoplasmas should be true?
#Question id: 11268
#SCPH06 I Botany
Consumption efficiency (CE) is the proportion of production at one trophic level that is eaten by, or ingested, by the next trophic level but Assimilation efficiencies (AE) is the proportion of ingested energy that is assimilated into the bloodstream. Which of the Following statement is correct?