MCQ
In Nostoc, enzyme nitrogenase occurs in :
- AVegetative cells
- ✓Heterocysts
- CBoth (a) and (b)
- DOnly in hormogones
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$R$ : These short extensions can form phosphodiester bonds with their complementary counterparts.
$A.$ Pelvic inflammatory disease $(PID)$
$B.$ Still births
$C.$ Infertility or even cancer of reproductive tract
$D.$ Ectopic pregnancies
Statement $I$:
Mendel studied seven pairs of contrasting traits in pea plants and proposed the Laws of Inheritance
Statement $II$ :
Seven characters examined by Mendel in his experiment on pea plants were seed shape and colour, flower colour, pod shape and colour, flower position and stem height
In the light of the above statements, choose the correct answer from the options given below: