Most Marine Invertebrates Are Osmoconformers.This Means That

question 30

Multiple Choice

Most marine invertebrates are osmoconformers.This means that

• A)that their body fluids contain the exact same solutes in the same concentration as their cells.
• B)the osmolarity of their body fluids is the same as their seawater environment.
• C)that their body fluids contain the exact same solutes in the same concentration as their surroundings.
• D)the osmolarity of their body fluids is equal to that of the osmoregulators who inhabit the same environments.
• E)the osmolarity of their body fluids fluctuates between hypertonic to hypotonic depending on the season and the tides.

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Definitions:

Confounding Variables

External factors that can affect the outcome of an experiment, making it difficult to determine the exact cause of the observed effects.

Death Rates

The frequency at which deaths occur in a particular population, typically expressed per 1000 or 100,000 individuals per year.

Double-Blind Procedure

A research method in which neither the participants nor the experimenters know who is receiving a particular treatment, used to prevent bias in experimental results.

Correlation

A mutual relationship or connection between two or more things, where changes in one variable might be associated with changes in another.