In which stage of mitosis do chromosomes align at the cell equator? MCQ with Answer and Explanation

Explanation:
Ringworm (dermatophytosis) is a superficial fungal infection of the skin, hair, or nails. It is caused by dermatophyte fungi, primarily from the genera Microsporum, Trichophyton, and Epidermophyton. Despite the name, it is not caused by a worm. Aspergillus can cause aspergillosis, and Saccharomyces is yeast used in baking and brewing.

Explanation:
Oxytocin, released from the posterior pituitary, increases the frequency and strength of uterine contractions during labor via positive feedback. Prolactin stimulates milk production, estrogen helps uterine growth, relaxin relaxes pelvic ligaments.

Explanation:
Carbohydrates are the main and most readily available source of energy for cellular processes. Proteins are polymers of amino acids linked by peptide bonds, not fatty acids, which are components of lipids. Vitamins are micronutrients required in very small (trace) quantities for normal metabolism, unlike macronutrients. Therefore, only statement 1 is correct.