MCQ
$X$ -chromosome or $X$ - body was first observed by.............
- AMendel $(1901)$
- BCastle $(1910)$
- ✓Henking $(1891)$
- DBateson $(1906)$
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$R$- One pair of gene segregate independently of another pair.
$I$.It is non-iodised
$II.$ It is secreted by parafollicular cells
$III.$ It regulates the calcium level in blood
$IV.$ It also called as $TCT$ (Thyrocalcitonin)
$V.$ It is hyperglycemic agent
Select the option containing correct statements from the above given statements
| List-l (Interacting species) | List-II (Name of Interaction) |
| (A) Flamingoes and resident fishes | (I) Competition |
| (B) Lice on humans and ticks on dogs | (II) Parasitism |
| (C) Lichens | (III) Mutualism |
| (D) An orchid growing on a mango branch | (IV) Commensalism |
|
Column $I$ |
Column $II$ |
|
$(a)$ Proliferative Phase |
$(i)$ Breakdown of endometrical lining |
|
$(b)$Secretory Phase |
$(ii)$ Follicular phase |
|
$(c)$ Menstruation |
$(iii)$ Luteal Phase |