Answer:
<h3>C. microorganisms is your answer </h3>
Explanation:
- Minerals and gases are abiotic
- Microorganisms are biotic or living things.
- Bacteria, protozoa, algae, and fungi are microorganisms. And there're living organisms.
Answer:
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Complete question: A phylogenetic tree shows that birds and crocodiles share many features. A hypothesis based on this tree predicts that these features are present in a common ancestor. Which of these predicted traits is supported by fossil evidence?
A) four-chambered heart
B) singing for territory
C) eggs and nests
D) singing to attract mates
Answer: (c) eggs and nests
Explanation:
A hypothesis based on phylogenetic tree shows that birds and crocodiles have ancestral connection. Fossil evidence shows that their common ancestor exhibit oviparity as a means of reproduction (i.e. laying of eggs and embryo develops within the egg), and also housed their eggs in the nest for protection against predators and other important reasons.
B seasonal variations in climate tend to increase with distance from the equator
