Some of the step involved in the production of humulin are given below. Arrange them in the correct sequence and select the correct option
(i) Synthesis of gene (DNA) for human insulin artifically
(ii) Culturing recombinant E.coli in bioreactors
(iii) Purification of humulin
(iv) Insertion of human insulin gene into plasmid
(vi) Etraction of recombinant gene product from E.coli.

Some of the steps involved in production of humulin are given below. Choose the correct sequence (i) Synthesis of insulin gene artificially (ii) Culturing recombinant E. coli in bioreactors (iii) Purification of humulin (iv) Insertion and human insulin gene into plasmid (v) Introduction of recombinant plasmid into E. coli (vi) Extraction of recombinant gene product from E. coli.

Some of the steps involved in the production of humulin are given below. Choose the correct sequence (1) Introduction of the recombinant plasmid into E . Coli. (2) Extraction of a recombinant gene product from E. Coli. (3) Culturing recombinant E .coli in bioreactors. (4) Insertion of the human insulin gene into a plasmid.

Some important events that take place during fertilisation are given below. Arrange the events in a proper sequence and select the correct option. (i). Cortical reaction (ii). Sperm entry (iii). Karyogamy (iv). Acrosomal reaction

The steps involved in the mechanism of vision are given below. Arrange them in proper sequence and select the correct option. A. Dissociation of retinal from opsin and generation of potential difference in photoreceptor cells. B. Focusing of the light rays in visible wavelength on the corner through the lens. C. Generation of the action potential in ganglion cells through bipolar cells. D. Analysis of neural impulse and formation of aa image on the retina. E. Transmission of the action potential by the optic nerve to the visual cortex.

Given below are steps involved in the mechanism of action of hormones. Arrange them in proper sequence and select the correct option. I. Formation of the hormone - receptor complex . II. Biochemical changes in the target cell. III. Binding of the hormone with the receptor. IV. Physiological responses in the target cell.

Given below are the steps involved in the generation and conduction of nerve impulse. Arrange them in proper sequence and select the correct option. I. Rapid influx of Na^+ ions followed by reversal of polarity at the site of application of stimulus. II. Reversal of polarity and generation of action potential at a point ahead of the point of application of stimulus. III. Development of free permeability to Na^+ ions at the site of application of stimulus. IV. Arrival of the impulse generated at the first site to the second site. V. Rise in permeability of K^+ ions and restoration of the resting potential of the membrane.

The steps involved in the mechanism of muscle contraction are given below. Arrange the steps in proper sequential order and select the correct option. I. Release of calcium ions in the sarcoplasm. II. Signal sent by the CNS via a motor neuron. III. Binding of calcium with a subunit of troponin on actin filaments. IV. Generation of the action potential in the sarcolemma. V. Binding of myosin head to the exposed active sites on actin to form a cross-bridge. VI. Inward pulling of ‘Z’ line attached to actin causing shortening of the sarcomere. VII. Pulling of the attached actin filaments towards the centre of 'A' band. VIII. Release of neurotransmitter acetylcholine and generation of the action potential in the sarcolemma.

The steps involved in spermatogenesis are given below. Arrange them in proper sequence and select the correct option. A. Primary spermatocytes undergo the first meiotic division. B. Spermatogonia multiply by mitotic division. C. Transformation of spermatids into sperms. D. Secondary spermatocytes undergo the second meiotic division. E. Release of sperms from the seminiferous tubules.