Rio Bio 156 Exam 1 2023 with 100% complete solutions | 2024/2025
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Course
Rio Bio 156
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Rio Bio 156
Rio Bio 156 Exam 1 2023 with 100% complete
solutions | 2024/2025
List features that distinguish living organisms from nonliving matter. - ___ 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 energ...
Rio Bio 156 Exam 1 2023 with 100% complete solutions | 2024/2025 List features that distinguish living organisms from nonliving matter. - ___ 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 List the three domains of life and distinguish between each domain. - ___ 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. - ___ 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 - ___ observation hypothesis experimental conclusion Describe the levels of organization in the living world. - ___ Atoms → cells → tissues → organs → organ systems → organism → population → community → ecosystem → the biosphere Describe the concept "an organism is more than the sum of its parts." - ___ organism is part of a more complex organization. These emergent properties go beyond itself. By definition, distinguish between a population, a community, and an ecosystem. - ___ 1. Population: multiple organisms in a single spot 2. community: is made up of populations of different organisms 3. ecosystem: is the interactions between the community and the non -living environment that surrounds it Distinguish between a producer, a consumer and a decomposer. - ___ producer:photosynthetic organisms that trap light and convert that light energy into chemical bond energy. such as some bacteria, protists, and all plants consumer: organisms that feed on already -stored food decomposer: bacteria and fungi recycle the dead molecules throughout the bioshpere. Distinguish between a hypothesis and a prediction. - ___ hypothesis: testable explanation of a natural phenomenon. prediction: statement based on hypothesis about a condition that should exit if the hypothesis is correct. Define the term control group and explain the value of a control group in an experiment. - ___ Group of individuals identical to an experimental group except for the independent variable under investigation To provide a basis of comparison to the experimental group Define the term theory and explain the point in which a hypothesis becomes a theory. - ___ Suppose a hypothesis stands even after years of tests. It is consistent with all data ever gathered, and it has helped us make successful predictions about other phenomena. What is meant by the phrase potentially falsifiable hypothesis? - ___ a hypothesis can be proven that is false
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