|
Adrenal gland is derived from |
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|
a) |
Ectoderm |
b) |
Mesoderm |
|
c) |
Both (a) and (b) |
d) |
Ectoderm and endoderm |
|
Adrenal gland is derived from |
|||
|
a) |
Ectoderm |
b) |
Mesoderm |
|
c) |
Both (a) and (b) |
d) |
Ectoderm and endoderm |
(d)
In a bee hive, drones are the fertile males developed parthenogenetically from the unfertilized eggs. They possess very large eyes, small pointed mandibles and lack wax producing gland. The function of drones is to mate with the queen and fertilize her.