Which evidence supports the idea that humans and chimpanzees share a common ancestor?
Answer and explanation
Correct answer: A. Similarity in DNA sequences
- Step 1: The closer the DNA sequences, the more recently two species shared an ancestor. Answer: Similarity in DNA sequences. Why not the others: Both species live in Africa: Living in the same place is not evidence of ancestry. Both can eat fruit: Diet is not evidence of ancestry. Both have hair of the same colour: Hair colour varies greatly.
Practise more Ecology and evolution.
Free questions with an explanation for every one, and full timed CSAT Suneung mock tests.
More Ecology and evolution questions
- In an ecosystem, organisms that make their own food by photosynthesis are called
- In a food chain, about what percentage of the energy at one trophic level passes to the next?
- A population of 200 mice lives in 4 hectares of field. What is the population density?
- The carbon cycle returns carbon dioxide to the atmosphere mainly through
- Natural selection acts on
- In a population in Hardy-Weinberg equilibrium, the frequency of the recessive allele q is 0.3. What is the frequency of the homozygous reces…