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The immune system mainly works based on

Find the sum or difference.  Write the answer in standard form. -5+2i+8-6i-2i{“version”:”1.1″,”math”:”-5+2i+8-6i-2i”}

Multiply or divide, as indicated.  Simplify the answer. -45-5{“version”:”1.1″,”math”:”-45-5″}

_________ sources of water pollution are relatively easy to monitor and regulate, while _____________ sources of water pollution are difficult to monitor and clean up.

Approximately __________ of all energy produced is not used for an energy service.

The following diagram represents ____

How many ATP must be spent to perform glycolysis?

Pathogens

What causes antibiotic resistance?

One of the reasons humans rely heavily on only a few food crops is because