1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following is a commercial blood cholesterol lowering agent?
A
Streptokinase
B
Lipases
C
Cyclosporin A
D
Statin
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Phloem in gymnosperms lacks :
A
Companion cells only
B
Both sieve tubes and companion cells
C
Albuminous cells and sieve cells
D
Sieve tubes only
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Placentation, in which ovules develop on the inner wall of the ovary or in peripheral part, is :
A
Parietal
B
Free central
C
Basal
D
Axile
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
Match the following genes of the Lac operon with their respective produces :

(a) i gene (i) $$\beta $$-galactosidase
(b) z gene (ii) Permease
(c) a gene (iii) Repressor
(d) y gene (iv) Transacetylase

Select the correct option.
A
(a) (b) (c) (d)
(iii) (i) (iv) (ii)
B
(a) (b) (c) (d)
(iii) (iv) (i) (ii)
C
(a) (b) (c) (d)
(i) (iii) (ii) (iv)
D
(a) (b) (c) (d)
(iii) (i) (ii) (iv)