Question

Beriberi disease occurs due to the deficiency of Vitamin D.​

Answer 1

A particle is a word that has a grammatical function but does not fit into the main parts of speech (i.e. noun, verb, adverb). ... The infinitive 'to' in 'to fly' is an example of a particle, although it can also act as a preposition, e.g. 'I'm going to Spain next week'.

Explanation:

Hope it will helpful for you thanks..

Answer 2

Explanation:

What is beriberi? Beriberi is a disease caused by a vitamin B-1 deficiency, also known as thiamine deficiency. There are two types of the disease: wet beriberi and dry beriberi. Wet beriberi affects the heart and circulatory system.