Correct answer-
Tooth comb- This is the correct answer because animals under Strepsirrhines have a unique feature in their teeth which is known as the tooth comb. Strepsirrhines are a suborder of animals, belonging to the class primates. The tooth comb forms as a result of crowding of multiple incisors and canines.
Incorrect answers-
- bilophodont- This is incorrect because this type of teeth are characterized by the presence of two crests in their molars. These type of molars are found in monkeys that belong to the older generations of primates and are also found in rhinos, pigs and tapirs.
- two-ridge tooth- This is incorrect because this is not an unique feature of the Strepsirrhines. This kind of teeth are found in all humans and can be located in the pre-molars.
- diastema- This is incorrect because this is a gap between two teeth. This is also not an unique feature of Strepsirrhines. Tooth gap is also a common feature in humans.
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