The Common Edible Frog of Europe Is a Hybrid Between

question 50

Multiple Choice

The common edible frog of Europe is a hybrid between two species, Rana lessonae and Rana ridibunda. The hybrids were first described in 1758 and have a wide distribution, from France across central Europe to Russia. Both male and female hybrids exist, but when they mate among themselves, they are rarely successful in producing offspring. What can you infer from this information?

• A) Postzygotic isolation exists between the two frog species.
• B) Prezygotic isolation exists between the two frog species.
• C) These two species are likely in the process of fusing back into one species.
• D) The hybrids form a separate species under the biological species concept.

Understand the anatomy and functions of parts of the eye.

Learn the process and components involved in the visual function.

Recognize the role of the eye in sensory perception and protection mechanisms.

Understand the structural components of the eye and their functions.

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Definitions:

Metabolizes Alcohol

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Alcohol Expectancy Theory

A theory that proposes drinking behaviour is largely determined by the reinforcement that an individual expects to receive from it. Most of the subjective experiences actually felt are a function of expectation and attitude and not an effect of the alcohol.

Adolescents

Individuals in the transitional stage of human development that occurs between childhood and adulthood, typically ranging from ages 10 to 19.