The Main Difference Between Protonephridia and Metanephridia Is That

question 111

Multiple Choice

The main difference between protonephridia and metanephridia is that

• A) protonephridia are involved in osmoregulation, whereas metanephridia are involved in excretion.
• B) protonephridia consist of blind flame cells, whereas metanephridia consist of tubules open at both ends.
• C) protonephridia are involved in excretion, whereas metanephridia are involved in osmoregulation.
• D) protonephridia consist of tubules open at both ends, whereas metanephridia consist of blind flame cells.
• E) protonephridia are found in annelids and metanephridia are found in flatworms.

Understand the dynamic relationship between plant evolution and herbivore adaptations.

Grasp the importance of the accumulation of specific proteins and substances for plant stress resistance.

Describe structural adaptations in plants for photosynthesis, gas exchange, and water conservation in challenging environments.

Recognize the role and function of secondary metabolites in plant defense.

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Definitions:

Confidence Level

The probability, expressed as a percentage, that a parameter lies within a specified range of values (confidence interval).

Population Mean

The average value of a property in a population.

Confidence Interval

A range of values, derived from the sample data, that is likely to contain the value of an unknown population parameter, with a certain degree of confidence.

Sample Size

The number of observations or data points collected from a subset of a larger population for the purposes of statistical analysis.