The term used for a group of words that does not contain a verb or a subject and that acts as a single part of speech is D. a phrase.
Photosynthesis produces oxygen gas by the reaction of sunlight and carbon dioxide. Every living thing living in an ecosystem requires oxygen to breathe and to survive.
Earth's atmosphere helps maintain a constant temperature.
Xx is the answer tell me if I'm wrong.
Answer:
Bacteria have cytoplasm and ribosomes which are common with the cells of other living organisms.
Explanation: