Cience Animal and Plant Cells
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are a group of cells that work together to perform a specific function.
Tissues
Organs
Organ systems
Organisms

Ahypothesis that has been tested again and again , with similar results each time may become a law , true or false

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.

Explain why ecosystem diversity results in species diversity in a healthy biosphere