Evidence of Relatedness (VCE SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the key feature of homologous structures?
What is the key feature of homologous structures?
Same origin, different functions
What do homologous structures provide evidence for?
What do homologous structures provide evidence for?
Divergent evolution
What are vestigial structures?
What are vestigial structures?
Features that lost usefulness via evolution
The human coccyx is a vestigial structure. What was its original function in ancestors?
The human coccyx is a vestigial structure. What was its original function in ancestors?
Balance via tail movement
Bird wings and insect wings are examples of what type of structures?
Bird wings and insect wings are examples of what type of structures?
Analogous structures
What does greater similarity in amino acid sequences between species indicate?
What does greater similarity in amino acid sequences between species indicate?
More recent common ancestor
How many polypeptide chains make up haemoglobin?
How many polypeptide chains make up haemoglobin?
4 chains (2 alpha, 2 beta)
What are two key advantages of using mitochondrial DNA for studying relatedness?
What are two key advantages of using mitochondrial DNA for studying relatedness?
Higher mutation rate & maternal inheritance
What three components make up a nucleotide?
What three components make up a nucleotide?
Nitrogen base, sugar, phosphate group
Cytochrome c in humans vs chimpanzees shows 0 differences. What does this indicate?
Cytochrome c in humans vs chimpanzees shows 0 differences. What does this indicate?
They are most closely related