Photosynthesis is carried out by which of the following? a. all living organisms b. bacteria, but neither animals nor plants c. animals, but not plants d. plants, but not animals

Which of these is a major trend in land plant evolution? a) the trend toward smaller size b) the trend toward a gametophyte-dominated life cycle c) the trend toward a sporophyte-dominated life cycle d) the trend toward larger gametophytes

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

Which of the following statements are true chromosomes make up genes