Countercurrent Heat Exchange in "Hot" Fish

question 61

Multiple Choice

Countercurrent heat exchange in "hot" fish

• A) involves the transfer of heat from warm blood coming from the muscles to cold blood flowing into the muscles.
• B) allows "hot" fish to maintain cooler body temperatures in warm water.
• C) is found in mostly small, rapidly swimming fish.
• D) maintains a fish's sustainable power output over a 10°C rise in water temperature.
• E) ensures that blood warmed in the gills flows directly to the heart.

Recognize the implications of linkage and independent assortment in genetic inheritance.

Understand the principles of probability as applied to genetic outcomes and predictions.

Appreciate the impact of environmental factors on phenotype.

Identify the process of segregation and the concept of meiotic drive genes.

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