Sponges Do Not Have a True Circulatory System,but They Can

question 30

Short Answer

Sponges do not have a true circulatory system,but they can propel water through their bodies using flagellated __________.

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Definitions:

Degrees of Freedom

An estimate of the number of independent values in a statistical calculation that can vary without violating any constraints.

Level of Significance

The probability of rejecting the null hypothesis when it is actually true, used as a threshold for determining statistical significance.

Chi-Square Distribution

A statistical distribution that is used to describe the distribution of the sum of squared random variables, commonly used in hypothesis testing and constructing confidence intervals.

Degrees of Freedom

The number of independent values or quantities which can vary in the analysis without violating any restrictions.