#Question id: 3455
#SCPH28 | Zoology
A duck egg is removed from its mother’s nest and incubated by a barnyard hen. The duckling hatches out in the presence of the barnyard hen and stays in her nest. After a couple of days, the duckling is presented with a choice between its biological mother and the hen that incubated it. The duckling approaches and follows the hen. This set of observations demonstrates the phenomenon of
#Question id: 8945
#SCPH28 | Zoology
#Question id: 9593
#SCPH06 I Botany
The lower-energy orbital of the positively charged oxidized reaction centre chlorophyll has a vacancy and can accept an electron If the acceptor molecule donates its electron back to the reaction centre chlorophyll, What will happened?
#Question id: 8695
#SCPH06 I Botany
Phylogenetic trees constructed from evidence from molecular systematics are based on similarities in ________.
#Question id: 3255
#SCPH06 I Botany
The body weight of offspring of bird species is range between 12 gm to 18 gm. In a laboratory experiment, species was subjected to selection pressure having influence on the offspring body weight. After many generations of experimental selection pressure, the body weight range between 16 gm to 24 gm. Which of the following natural selection operate on this species?