Practice free Biomolecules (Zoology) NEET multiple-choice questions online with instant answers and detailed explanations. No login required.
Antibodies are ?
(b) Antibodies are the proteins produced in response to the presence of foreign substances in the blood or tissues.
Which of the following statements about enzymes is incorrect?
(a) Enzymes catalytic action is highly specific; one enzyme catalyses one reaction only.
Redness of blood is because of the presence of:
(a) It is the presence of iron in heme pigment which makes it red.
An antigen develops antibodies which protect the body from their harmful effects. The antibodies
are:-
(a) Immunoglobulins are gamma globulins responsible for immune response.
Which one is a test for proteins?
The Biuret test is a test used to detect the presence of proteins. It involves treating the sample with a copper(II) salt solution, which forms a violet-colored complex with peptide bonds in proteins, indicating their presence.
The anti-sterility or anti- reproductory vitamin is:
(d) deficiency of Vitamin E (tocopherol) develops impotence.
The hormone insulin is a secretion of the organ:
The hormone insulin is a secretion of the pancreas. Specifically, it is produced and released by the beta cells of the islets of Langerhans within the pancreas. Insulin plays a crucial role in regulating blood glucose levels.
Which of the following is protein hormones?
(c) Both are protein hormones.
The function of DNA is:
(d) All are functions of DNA.
One of the essential alpha amino acid is:
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