Identify the correct matches
Column – I | Column – II |
A. Tetany | i. Autoimmune disorder |
B. Myasthenia gravis | ii. Decreased bone mass |
C. Gout | iii. Rapid muscle spasms |
D. Osteoporosis | iv. Accumulation of uric acid in joints |
Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): A typical unfertilized, angiosperm embryo sac at maturity is 8-nucleate and 7-celled.
Reason (R): The egg apparatus has 2 polar nuclei.
In the light of the above statements, choose the correct answer from the options given below: