#Question id: 2668
#SCPH05 I Biotechnology
The toxic shock syndrome toxin is produced by some Salmonella species when there is not sufficient iron present. When iron is present, it prevents transcription of the TSS-toxin gene. Iron therefore serves as __________.
#Question id: 4135
#SCPH06 I Botany
In the “activation” of an amino acid for protein synthesis:
#Question id: 1721
#SCPH01 Biochemistry
Which of the following statements is TRUE of follicular dendritic cells?
#Question id: 15642
#SCPH05 I Biotechnology
#Question id: 4312
#SCPH06 I Botany
Among the newly discovered small noncoding RNAs, one type helps to reestablish ethylation patterns during gamete formation and blocks expression of some transposons. Which of the following types of RNA is responsible for this function?