The most likely reason that horses and mountain goats have hooves is that they have homologous structures because they share a common ancestor.
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the answer is D) repressor
The answer is A- sperm and egg. gametes are reproductive cells in mammals, so sperm and egg would be the correct.
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Answer:</h2>
Option D) proteins, starches, and fats.
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Explanation:</h2>
- Organic compounds are compounds that contain Carbon(C) and contain Hydrogen(H) as well.
- Water, H₂O does not contain carbon is therefore it is not organic compound .
- So option A) and B) can be eliminated since they contain water.
- Carbon dioxide, CO₂, contains carbon but doesn't contain hydrogen, and therefore we can eliminate Option C) as well.
- This leaves Option D) i.e proteins, starches and fats are organic compounds, all of them are organic compounds.
Result: Option D) is the correct answer.
