Read the section "mosquitoes (and other insects) have noses." insects do not have noses, but they do have antennae and other structures that are quite similar. they do have a sense of smell and often use it to find you when they want a meal. the insect repellent deet works in part by blocking the mosquito's sense of smell. what is the most likely reason for including information about insects?
O to explain how the noses on mosquitoes are different from humans
O to show that not all living things require noses for a sense of smell