Which of the following statements are correct regarding secretion oxynthic cells?
(i) It denatures proteins and softens fibrous connective tissues in the blood.
(ii) It activates rennin.
(iii) It has a role in maturation of RBCs.
(iv) It activates trypsin.

How many of the following statements are correct regarding properties of enzyme ? (i) It lowers down the activation energy of the reaction . (ii) An active site of the enzyme is the pocket into which the substate fits . (iii) The catalytic structure of most of the enzyme is globular and primary . (iv) Carbonic anhydrase enzyme is considered as the fastest enzyme.

How many of the following statements are correct regarding properties of enzyme ? (i) It lowers down the activation energy of the reaction . (ii) An active site of the enzyme is the pocket into which the substate fits . (iii) The catalytic structure of most of the enzyme is globular and primary . (iv) Carbonic anhydrase enzyme is considered as the fastest enzyme.

Which of the following statements is/are not correct regarding connective tissues ? (i) They are most abundant and widely distributed in the body of complex animals (ii) They connect and support other tissues (iii) They include diverse tissues such as bones, cartilage, tendons, adipose and other loose connective tissues. (iv) They form the internal and external lining of many organs (v) In all connective tissues except blood, the cells secrete fibres of structural proteins like collagen and elastin.

Which of the following statements is/are not correct regarding connective tissues ? (i) They are most abundant and widely distributed in the body of complex animals (ii) They connect and support other tissues (iii) They include diverse tissues such as bones, cartilage, tendons, adipose and other loose connective tissues. (iv) They form the internal and external lining of many organs (v) In all connective tissues except blood, the cells secrete fibres of structural proteins like collagen and elastin.

Which of the following statements are correct? I. Growth in plants can be indeterminate or determinate II. The final structure at maturity of a cell/ tissue is determined by the location in the plant body III. The act leading to maturation of meristems is termed as dedifferentiation. IV. A differentiated cell may undergo dedifferentiation and then redifferentiation

Which of the following statement are correct for the enzyme Taq polymerase? (i) It remains active during the high temperature . (ii) It requies primers for carrying out the process of polymerization. (iii) It induces denaturation of double-stranded DNA.

Which of the following statement are correct for the enzyme Taq polymerase? (i) It remains active during the high temperature . (ii) It requies primers for carrying out the process of polymerization. (iii) It induces denaturation of double-stranded DNA.