Helper T Cells "Help" Activate Other Immune Cells by Releasing

question 25

Short Answer

Helper T cells "help" activate other immune cells by releasing substances called __________.

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Definitions:

Money

A medium of exchange in the form of coins and banknotes; used to purchase goods and services or measure value and wealth.

Revenue

The income that a business earns from its normal business activities, usually from the sale of goods and services to customers.

Income

Money received, especially on a regular basis, for work or through investments.

Goods

Physical items that are produced for sale or use, ranging from commodities and raw materials to finished products.