Rio Bio 156 Exam 1 questions and complete correct answers 2023

List features that distinguish living organisms from nonliving matter. - correct answer 1. Cellular basis - All living things consist of one or more cells 2. Requirement for energy and nutrients - Life is sustained by ongoing inputs of energy and nutrients 3. Homeostasis - Living things sense and respond to change 4. DNA is hereditary material - Genetic information in the form of DNA is passed to offspring Describe the levels of organization in the living world. - correct answer Atoms → cells → tissues → organs → organ systems → organism → population → community → ecosystem → the biosphere List the three domains of life and distinguish between each domain. - correct answer Prokaryotes are bacteria and archaea. Domain Bacteria: unicellular no nucleus Domain Archaea: unicellular no nucleus but closer to eukarya Domain Eukarya: have nucleus List four kingdoms within the domain Eukarya and distinguish between them. - correct answer 1. Fungi can be single or multicellular but digest food outside their body. 2. Plants are multicellular and are photosynthetic. 3. Animals are multicellular and eat other organisms for nutrients. 4. Protists are the unicellular organisms that have a nucleus but do not fit any other category. List and describe the steps involved in solving a problem using hypothesis-based science - correct answer observation hypothesis experimental conclusion