Answer: The main function of the rostrum is to bore holes in plants. In these holes, the female lays her eggs. The eggs hatch into larvae, which eat the plant material surrounding them. If this material is a crop plant or seeds used for human food, the weevils may cause serious damage.
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I suggest the easiest bat to study for your report are Vampire Bats
Answer:
That enhances the sensitivity of cancerous tumor cells toward the applied radiation dose.
Explanation:
It is a known fact that tumor cells are very hard to treat so, to increase their sensitivity toward radiation, the body of the patient is treated with special kind of cytotoxic drugs that enhance the sensitivity or exposure of those cancerous cells toward radiation and made them vulnerable. These drugs are applied to modern approaches because of their extensive action toward tumor cells.