The Antifreeze Proteins Found in Fish That Live in Very

question 29

Multiple Choice

The antifreeze proteins found in fish that live in very cold waters of the Arctic and Antarctic have evolved independently.The common ancestor of these fishes did not have the antifreeze proteins.Based on this information, which statement is true?

• A) The antifreeze proteins in Arctic and Antarctic fish are homologous.
• B) The antifreeze proteins in Arctic and Antarctic fish are homoplasies.
• C) The Arctic and Antarctic fish form a clade.
• D) The antifreeze proteins evolved by evolutionary reversals.
• E) Convergent evolution does not occur for antifreeze proteins.

Understand the concept of degrees of freedom in the context of ANOVA and its calculation.

Distinguish between null and alternative hypotheses in the context of ANOVA.

Recognize how the number of levels and factors affect the design and analysis of ANOVA.

Grasp the significance of the F statistic's value in determining group differences.

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