Consider the following statements about vitamins: 1. Vitamin C deficiency causes scurvy. 2. Vitamin D deficiency causes beriberi. 3. Vitamin A deficiency causes night blindness. Which of the above is/are correct? MCQ with Answer and Explanation

Explanation:
Meiosis consists of two successive divisions resulting in four genetically diverse haploid cells (gametes). Mitosis produces two identical diploid cells, amitosis is direct nuclear division, binary fission is prokaryotic asexual reproduction.

Explanation:
Diabetes insipidus results from insufficient ADH or kidney response, causing polyuria and polydipsia with dilute urine. Diabetes mellitus is hyperglycemia.

Explanation:
The vermiform appendix is a vestigial organ, reduced in size and function, serving no essential digestive role in humans. Other vestigial structures include wisdom teeth, ear muscles, and coccyx. They are remnants of organs that were functional in ancestors, providing evidence for evolution. Heart, lung, and kidney are vital functional organs.