MCQ
One way of detecting sex linked inheritance is
- ✓Son resembles mother and daughter resembles father
- BSon resembles father and daughter resembles mother
- CBoth son and daughter resemble father
- DBoth son and daughter resemble mother
The recessive $x$-linked genes have characteristic criss-cross inheritance.
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$(A)$ Wings of butterfly and birds look alike andare the results of ___$(i)$___ evolution.
$(B)$ Miller showed that $CH_4 , H_2 , NH_3$ and ___$(i)$___ when exposed to electric discharge in a flaskresulted in formation of ___$(ii)$___ .
$(C)$ Vermiform appendix is a ___$(i)$___ organ and an ___$(ii)$___ evidence of evolution.
$(D)$ According to Darwin evolution took placedue to ___$(i)$___ and ___$(ii)$___ of the fittest.
$II. $ $Z-$ lines back to their original position
$III.$ Masking of actin filament
$IV.$ Relaxation of muscles
Arrange the above given steps in the sequence of event from first to last