Immune cells in your body protect you from invading microorganisms. If the cells encounter an invader, then consume it by the active transport process

When species lose their habitats they may..

The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to the nearest hundredth of a dollar, they used the conversion ratio

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