Note the relationship between first two words and suggest suitable word/words for A, B and C, respectively.
(i) Interstitial cells: Testosterone :: Graafian follicle cells: A
(ii) LH-surge: Ovulation :: Oxytocin : B
(iii) Mammary glands : Lactation :: Uterus:C

Observe the relationship between first two words and suggest suitable word for the fourth one (i) Ovary:Mesovarium:: Uterus: A (ii) Male: Penis :: Female :B (iii) Male gametes: Sperms::Female gametes: C

Read the following statements and select the incorrect ones. (i) When the transformed cells on agar plates containing ampicillin are spread, both transformed and untransformed cells will grow. (ii) Restriction enzymes are used in isolation and separation of DNA from other macromolecules. (iii) Downstream processing is one of the steps of rDNA technology. (iv) Disarmed pathogen vectors are also used in transfer of rDNA into the host. a) (i) and (iii) b) (iii) and (iv) c) (i) and (iii) d) (i) and (ii)

Read the following questions carefully and suggest a suitable word. (i) Small sacs that form a part of female reproductive system and store spermatozoa received from the male for use in future. (ii) Small tubes lying on either sides of uterus near the kidney and carry the egg from the ovary to the uterus. (iii) The small erectile organ in females, which lies above the urethral opening and is homologous of glans penis of males.

The given flow chart depicts the steps to transfer a desirable gene of interest into a plant. Identify the missing steps (A,B and C) with regard ot following statements and select the correct option. (i) Joining of desirable gene to a suitable cloning vector using ligases to create a recombinant DNA molecule. (ii) Selection of transformed cells. (iii) Transferring the recombinant DNA molecules to teh target cells.

Given below are four statements (A-D) each with one or two blanks. Select option which correctly fills up the blanks in any two statements. (A) Multiple ovulation ul(i) transfer teachnology is for ul(ii) improvement. (B) In it a cow is administered ul(i) to induce follicular maturation and ul(ii) ovulation. (C) Instead of one egg per cycle, ul(i) eggs are produced through it. (D) The fertilised ul(i) at ul(ii) celled stages are recovered non-surgically and transferred to surrogate mothers.

Refer to the following figures regarding division bryophyta. (i). 'A' are the androcyte mother cells of the antheridium, which give rise to a large number of biflagellate male gametes. (ii). 'B' is the autheridial chamber and 'C' is multicellular stalk of antheridium. (iii). 'D' and 'E' respectively represents venter canal cells and neck canal cell of the femal sex organ. (iv). 'F' is the egg cell of the archegonium, which usually possesses severatl female gameters. Which of the following combinations of above statements is incorrect?

The diagram shows the structure of a fungal cell with different parts labelled as A,B,C and D. Which of the following statements are true with regard to the fungal cell structive? (i) A contains mucopolysaccharides which are also present in exoskeleton of insects and crustaceans. (ii) D are usually more than one in number in case of aseptate hyphae. (iii) Carotenes and xanthophylls are present in C, which harvest light energy for photosynthesis. (iv) B is the reverse food material, usually stored in the form of starch and oil.

Fill up the blanks and select the correct option. (i) EcoRl cuts the DNA between bases_______only when the sequence______is present in the DNA duplex. (ii) Disruption of the cell membranes can be achieved by treating the bacterial cells, plant cells and fungal cells with enzymes respectively_______,________and ______. (iii) Since DNA has a_______charge, it moves towards the__________of the electrophoretic chamber. A) (i) G and A, GA A T TC (ii) endonuclease, cellulase, chitinase (ii) negative, anode B) (i) G and A,G A AT TC(i) lysozyme, cellulase, chitinase (iii) positive, cathode C) (i) G and A,GA AT C (ii) lysozyme, cellulase, chitinase (ii)negative, anode D) (i) G and A, GA ATC (ii) lysozyme, cellulase, chitinase (iii) positive, cathode

Given below are the three statements each with two blanks. Select the option which correctly fills up the blanks in any two statements. (A) Each seminiferous tubule is lined on its inside by two types of cells called overset(i)"______" and overset(ii)"______" . (B) The seminiferous tubulus open into the overset(i)"______" through overset(ii)"______" . (C) The enlargeed end of penis called the overset(i)"______" is covered by a loose fold of skin called the overset(ii)"______" .