Nurturing Life Sciences
#Id: 9196
#Id: 9306
#XL - T Zoology
There are about 90 million rod cells in the human retina, and each contains about 4x107 molecules of rhodopsin that are very densely packed in the membrane disks.
#Id: 8425
#Id: 7951
#XL - Q Biochemistry
#Id: 10646
#XL - R Botany
V.Angiosperm
petals are two types of fertile floral organs that produce spores, the stamens and carpels
#Id: 10349