MCQ
$DNA$ contains
- ASulfur
- ✓Phosphorus
- CBoron
- DCalcium
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| Column – I | Column $- II$ |
| $(1)$ Failure of cytokinesis | $(p)$ To study in beritance of particular traits |
| $(2)$ Trisomy of 21 | $(q)$ Polyploidy |
| $(3)$ Error of metabolism | $(r)$ Down's syndrome |
| $(4)$ Pedigree analysis | $(s)$ Phenylketonuria |
| Column $I$ | Column $II$ |
| ($a$) Ovary | ($i$) Human chorionic Gonadotropin |
| ($b$) Placenta | ($ii$) Estrogen and Progesterone |
| ($c$) Corpus Iuteum | ($iii$) Androgens |
| ($d$)Leydig cells | ($iv$)Progesterone only |