True or False 1. Both negative and positive feedback works in a loop.

2. Negative feedback is bad for your body.

3. Feedback loops are open systems of information.

4. There are feedback systems found in the environment and mechanical systems.

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.