Lemurs belong to the order Primates and are found in the wild only on the African island of Madagascar - VCE - SSCE Biology - Question 7 - 2021 - Paper 1
Question 7
Lemurs belong to the order Primates and are found in the wild only on the African island of Madagascar.
Identify two structural features that are common to most pri... show full transcript
Worked Solution & Example Answer:Lemurs belong to the order Primates and are found in the wild only on the African island of Madagascar - VCE - SSCE Biology - Question 7 - 2021 - Paper 1
Step 1
Identify two structural features that are common to most primates and that distinguish them from other mammal groups.
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Answer
Most primates possess prehensile or grasping hands, which enhances their ability to manipulate objects and navigate through trees effectively.
Many primates have large, forward-facing eyes that allow for better stereoscopic vision, aiding depth perception which is crucial for spatial navigation.
Step 2
Give two advantages of using mtDNA as a molecular clock.
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Answer
Mitochondrial DNA (mtDNA) has a higher copy number in each cell, which helps in obtaining more consistent data.
mtDNA has a predictable rate of mutation, making it easier to estimate the time of divergence between species.
