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| 1. |
Rodents can distinguish between many different types of odours. The basis for odour discrimination is that-A. they have a small number of odorant receptors that bind to many different odorant moleculesB. the mechanoreceptors in the nasal cavity are activated by different by odorant molecules found in the air passing through the nostrilsC. the part of the brain that processes the sense of smell has many different receptors for odorant moleculesD. a large number of different chemoreceptors are present in the nasal cavity that binds a variety of odorant molecules |
| Answer» Correct Answer - D | |