Question
Biology Question on pregnancy
The type of placenta found in human is called
A
diffuse
B
zonary
C
cotyledonary
D
metadiscoidal.
Answer
metadiscoidal.
Explanation
Solution
On the basis of distribution of villi, placenta in human beings is diffused at earlier stages, but later becomes restricted to one circular disc (discoidal). Hence, it is called metadiscoidal.