An Excretory System That Is Partly Based on the Filtration

question 9

Multiple Choice

An excretory system that is partly based on the filtration of fluid under high hydrostatic pressure is the ________.

• A) flame-bulb system of flatworms
• B) protonephridia of rotifers
• C) Malpighian tubules of insects
• D) kidneys of vertebrates

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Definitions:

Demand Curve

A graphical representation showing the relationship between the price of a good or service and the quantity demanded for a given period.

Charging Different Prices

Practice of setting different prices for the same product or service in different markets or to different customers, often based on demand, purchase volume, or buyer characteristics.

Price Elasticity

A measure of how much the quantity demanded of a good responds to a change in its price.

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A brand of toothpaste known for its dental hygiene products, including varieties that focus on tooth whitening, cavity protection, and gum care.