Explain how carbon dioxide causes temperature to change on earth

Why do bacteria thrive even in hostile environments

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.

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.