#Question id: 2668
#XL - T Zoology
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: 27179
#XL - R Botany
False fruit in an apple is formed from
#Question id: 434
#XL - R Botany
Anabolic and catabolic reactions in eukaryotes can occur simultaneously in cells. This is possible because ________.
#Question id: 10330
#XL - S Microbiology
If the eukaryotic condition arose, independently, several different times during evolutionary history, and if ancestors of these different lineages are extant and are classified in the domain Eukarya, then the domain Eukarya would be
#Question id: 10767
#XL - T Zoology