MCQ
Phenetic classification is based on:
- ASexual characteristics.
- BThe ancestral lineage of existing organisms
- CDendograms based on $\text{DNA}$ characteristics.
- ✓Observable characteristics of existing organisms.
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$I$. $H _{2} O$ $II$. $CO _{2}$ $III$. Light $IV$. Chlorophyll
Choose the correct option
$I$.In $C_{4}$-plants, the primary $C O_{2}$ acceptor is $P E P$.
$II$. In the photosynthetic process, PS-II absorbs energy at or just below $680 \;nm$.
$III$. The pigment that is present in the Pigment System-$I$ is $P$ $680$ .