Which Statement About Diversity in Eye Development Is NOT Correct

question 127

Multiple Choice

Which statement about diversity in eye development is NOT correct?

• A)Planaria have the simplest eyes, which are basically pit-shaped cells containing photoreceptors.
• B)Evolution of the spherical lens improved images as animals evolved.
• C)Both squids and vertebrates have single-lens eyes, but they are very different in their development, anatomy, and physiology.
• D)The percentage of living animals possessing true eyes that can produce an image is small.
• E)Compound eyes consist of hundreds of small lenses arranged on a convex surface.

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Definitions:

Null Hypothesis

A hypothesis that assumes there is no statistical significance in a set of given observations and that any observed difference is due to sampling or experimental error.

P-Value

The probability of obtaining test results at least as extreme as the results actually observed, under the assumption that the null hypothesis is true.

P-Value

The probability of observing a test statistic at least as extreme as the one observed, under the assumption that the null hypothesis is true.

Level of Significance

The probability of rejecting the null hypothesis when it is actually true, used as a threshold in hypothesis testing.