Comparing DNA
Darwin could compare only the anatomy and embryos of living things. Today, scientists can compare their DNA. Similar DNA sequences are the strongest evidence for evolution from a common ancestor. Look at the diagram in Figure 9.3
Answer:
A) death
B) loss of habitat
D) impacts on growth and development
F) a decrease in resources
Explanation:
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Answer:
Most fish use gills for gas exchange instead of lungs.
Explanation: