To determine which of the given options are autoimmune disorders, let's explore each condition:
Based on this information, the autoimmune disorders among the options are:
Thus, the correct answer is: A, B & E only.
Myasthenia gravis, Rheumatoid arthritis, and Systemic Lupus Erythematosus (SLE) are all autoimmune disorders, where the immune system attacks the body’s own tissues.
Gout is not an autoimmune disorder; it is caused by the accumulation of uric acid crystals.
Muscular dystrophy is a genetic disorder, not autoimmune.
Thus, the correct answer is (2) A, B, E only.
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:
A sphere of radius R is cut from a larger solid sphere of radius 2R as shown in the figure. The ratio of the moment of inertia of the smaller sphere to that of the rest part of the sphere about the Y-axis is :