MCQ
Mark the odd one (w.r.t. true breeding line)
- AShows the stable trait inheritance
- ✓Shows expression for few generations only
- CUndergone continuous self-pollination
- DBoth $(a)\;\&\; (c)$
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$(a)$ Spermatogonia
$(b)$ Secondary spermatocyte
$(c)$ Primary spermatocyte
$(d)$ Spermatid
|
Column- $I$ |
Column- $II$ |
|
$A.$ $500$ million years ago |
$1.$ Sea weeds and few plants |
|
$B.$ $350$ million years ago |
$2.$ Jawless fishes |
|
$C.$ $320$ million years ago. |
$3.$ Inverbebrates |