MCQ
Endothecium and tapetum in anther are derived from
- APrimary sporogenous layer
- ✓Primary parietal layer
- CBoth $(a)$ and $(b)$
- DNone of the above
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$(1)$ Growth and Reproduction are inclusive events.
$(2)$ unicellular organisms grow by cell division.
$(3)$ Both are exclusive
$I.$ Differentiation
$II.$ Redifferentiation
$III.$ Dedifferentiation
Select the right combination from the given option
| List-I | List-II |
| (a) Haemophilia | (i) Inborn error of metabolism which lacks an enzyme that converts phenylalanine into tyrosine |
| (b) Down's Syndrome | (ii) Sex-linked recessive disorder defect in blood coagulation |
| (c) Phenylketonuria | (iii) Presence of additional copy of Xchromosome (44+XXY) |
| (d) Klinefelter's Syndrome | (iv) Additional copy of chromosome number 21 |
Choose the correct answer from the options given below: