Analysts recognize them as the key layer of thinking. What are they​

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

Casts and mold are a type of preservation where the original material decays, leaving a mold in surrounding rock that can be filled with another sediment a. true b. false