Complete

question 143

Short Answer

Complete:
$$\begin{array} { | c | c | c | c | c | } \hline \text { PRODUCT } & \text { Cost in 2017 } & \text { Cost in 2018 } & \text { Amount of \$ Inc/Ded } & \begin{array} { c } \text { Percent Change (round to } \\\text { hundredths) }\end{array} \\\hline \text { Textbook } & \$ 21.50 & \$ 25.60 & \text { A } & \text { B } \\\hline\end{array}$$

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Definitions:

Cranial Cavity

The space within the skull that houses the brain and other structures related to the central nervous system.

Mesonephros

A phase in the development of the vertebrate urinary and reproductive organs, serving as a temporary kidney during certain stages of embryonic development.

Pronephros

The most primitive form of the kidney found in embryonic development of vertebrates, functioning temporarily before giving way to more advanced kidney forms.

Allantois

An embryonic membrane in eggs and some mammals that deals with respiratory gas exchange and the management of waste.