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Fibrinolysis involves_________ of the fibrin framework, and it involves the protein_________.

Each of the receiving chambers of the heart has a wrinkled flaplike extension; the one that is more visible from an anterior view is the

The temperature of blood is about_________ than measured body temperature.

Vestigial structures are best described as:

Gene flow is best described as:

Homologous structures in different species suggest:

What is an example of a real-time observation of evolution?

What is speciation?

Molecular biology provides evidence for evolution by showing :

How do homologous structures support the theory of evolution?