#Question id: 18012
#XL - Q Biochemistry
#Question id: 2075
#XL - S Microbiology
The force driving simple diffusion is:
#Question id: 3786
#XL - Q Biochemistry
E. coli cells grown on 15N medium are transferred to 14N medium and allowed to grow for two more generations (two rounds of DNA replication). DNA extracted from these cells is centrifuged. What density distribution of DNA would you expect in this experiment?
#Question id: 4784
#XL - R Botany
The following is the biochemical pathway for purple pigment production in flowers of sweet pea Recessive mutation of either gene A or B leads to the formation of white flowers. A cross is made between two parents with the genotype: AaBb x aabb. Considering that the two genes are not linked, the phenotypes of the expected progenies are
#Question id: 27313
#XL - T Zoology
Which type of interactions promote and stabilize the tetraloop structure.