MCQ
Spongilla is....
- AAn animal of Coelenterata phylum having polyp form.
- BAn animal of Coelenterata phylum having medusa form
- CAn animal of Porifera phylum having polyp form.
- ✓An animal of Porifera phylum having cnedoblast.
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$1.$ Chromosomes cluster at opposite spindle poles
$2.$ Spindle fibres attach to kinetochores of chromosomes
$3.$ Nuclear envelope assembles around the chromosomes clusters.
$R-$ The membrane system of chloroplast is not responsible for trapping the light energy and also for the synthesis of $ATP$ and $NADPH.$