Explain how the introduction of the Sailfin Catfish to a new ecosystem can have a negative impact on food web. Explain why the Sailfin Catfish population has been so successful in the Everglades ecosystem.

Which of these parts of the membrane large moecules pass through it ?

50 points! which of the following is an inference? a burning candle is extinguished when it is covered with a jar. the candle burns longer than expected in a jar that has a plant in it. a plant lives longer than expected in a jar that has a burning candle. there is more oxygen in the jar because there is a plant in it.

When a chemical spill has occurred on your clothes you should 1. scream for 2. run under the shower and turn it on 3. use the eye wash station 4. grab the first aid kit