MCQ
Total number of meiotic divisions required for forming 100 zygotes/100 grains of wheat is
- A100
- B75
- ✓125
- D50
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$I.$ The outer layer of the kidney is called capsule $II.$ Kidney is divided into outer cortex and inner medulla
$III.$ Medulla is divided into medullary pyramids
$IV.$ The cortex extends in between the medullary pyramids which is called as columns of Bertini Choose the correct option accordingly
$R-$ Tropomyosin is a rod - shaped fibrous protein. Tropomyosin forms two helical strands, which are wrapped around the $G-$ actin.
| $(a)$ Pila | $(i)$ Flame cells |
| $(b)$ Bombyx | $(ii)$ Comb plates |
| $(c)$ Pleurobrachla | $(iii)$ Radula |
| $(d)$ Taenla | $(iv)$ Malpighlan tubules |
Select the correct option from the following
$(a) \quad (b)\quad (c)\quad (d)$
$I.$ partial pressure of $O_{2}$
$II.$ partial pressure of $CO _{2}$
$III.$ hydrogen ion concentration
$IV.$ temperature
Choose the correct option