[" 2.Enamel of teeth is secreted by: "],[[" (1) Ameloblast "," (2) Odontoblast "],[" (3) Osteoblast "," (4) Osteoclast "]]

Mostly virus infected cells secrete proteins which protect the non-infected cells from further viral infection. The proteins secreted are: 1) Antibodies 2) Interferons 3) Antibiotics 4) Antitoxins

Which of the following are not the functions of testes, at puberty ? (1) Formation of reproductive cells ( 2) Development of placenta (3) Secretion of testosterone (4) Secretion of progesterone

Cortisol is secreted from: 1. Pancreas 2. Thyroid 3. Adrenal 4. Thymus

Match the following regarding Amphibia and choose the answer {:("Column-I","Column-II"),("A) Teeth","1) Anurans"),("B) Paratoid glands","2) No mastication"),("C) Vocal cords","3) Toad"),("D) Copulatory organ","4) Apoda"):}

(A): Concentration of soluble F^(-) ions in drinking water about 1 ppm is essential. (R) Enamel on teeth is made much harder by converting hydroxyapatile 3Ca_(3)(PO_4)_2Ca(OH)_2 into 3Ca_(3)(PO_4)_2 CaF_2

Broca's area controls : (1) Breathing (2) Movement of vocal cords (3) Movement of teeth (4) Movement of tongue

Excessive secretion of somatotropin leads to a disorder called : (1) Gigantism (2) Acromegaly (3) Cretinism (4) Addison's disease

The name of Glucagon secreting cells of Pancreas are: 1. Alpha cell 2. Beta cell 3. Gamma cell 4. Delta cell