The outermost embryonic membrane in the mammal is the
...The outermost embryonic membrane in the mammal is the
amnion
chorion
allantois
yolk sac
Correct answer is B
No explanation has been provided for this answer.
What would happen if solution Y is more concentrated than solution X in fig 2 ...
Tooth decay is usually caused by___________ ...
Which of the following is a behavioural adaptation that protects prey from predators? ...
These animals exhibit camouflage EXCEPT ...
A plant which grows on another plant without apparent harm to the host plant is called ...
One adaptation shown by hydrophytes in freshwater habitats is ...
What type of association does an epiphyte on a tree trunk illustrate? ...
The following are all examples of a simple reflex action, except ...
The movement of molecules from a region of higher concentration to one of lower concentration is ...