#Question id: 19920
#SCPH06 I Botany
#Question id: 53
#SCPH28 | Zoology
Calculate the number of times the DNA of a modern E. coli cell has been copied accurately since its earliest bacterial precursor cell arose about 3.5 billion years ago. Assume for simplicity that over this time period, E. coli has undergone, on average, one cell division every 12 hours (this is an overestimate for modern bacteria, but probably an underestimate for ancient bacteria).
#Question id: 1608
#I Life Science/ Life Sciences Group – I-V
Pattern recognition receptors (PRR) include which of the following?
#Question id: 17666
#SCPH28 | Zoology
#Question id: 5083
#SCPH06 I Botany
Which of the following correctly displays the sequence of developmental milestones?