- AEntomophily
- BChiropterophily
- CAnemophily
- DZoophily
Explanation:
Pollination by insects is entomophily.
Insects are the most common biotic agents of pollination.
Bees are the most common insect which acts as pollinating agents.
Other insect pollinators are butterflies, flies, beetles, wasps, ants, moths.
Flowers are brightly colored and scented to attract the insects.
Majority of insect-pollinated flowers are large-sized.
Entomophily occurs in Calotropis, Ficus, Salvia, etc.
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$1.$ Viral $RNA$ replicates to form viral $DNA$ with the help of reverse transcriptase.
$2.$ The progeny viruses released in the blood attack other $T_H$ and destroy
$3.$ Viral $DNA$ gets incorporated into host cell's $DNA$ and produces virus particles
$4.$ Virus enters to macrophages