WGU C190 Introduction to Biology Exam with Guaranteed Correct Answers

Biology - correct answer the scientific study of life Characteristics of Life - correct answer 1. Be made of materials organized in a hierarchical pattern. 2. Use energy and raw materials to survive 3. Sense and respond to changing environments and maintain internal stability, or homeostasis. 4. Grow, develop, and reproduce. 5. Be part of a population that evolves. The Cell - correct answer the smallest unit that displays all characteristics of life Matter - correct answer Any substance that has mass and takes up space. All matter can be classified as biotic or abiotic. Biotic - correct answer Living or having lived Abiotic - correct answer nonliving and never have been alive Atom - correct answer Basic unit of matter Molecule - correct answer a chemical structure consisting of at least two atoms held together by a chemical bond Macromolecules - correct answer Technically polymers, made by combining smaller units called monomers. (Example -Deoxyrbonucleic Acid [DNA]) Two main types of cells - correct answer Prokaryotic and Eukaryotic Prokaryote - correct answer Small and simple, do not have clearly defined compartments inside of them Eukaryotes - correct answer organisms made up of one or more cells that have a nucleus and membrane-bound organelles Organelles - correct answer compartments inside of the cell that contain specific groups of macromolecules and carry out specific cellular functions. microorganism - correct answer single-celled life forms Tissues - correct answer A group of similar cells that perform the same function. Organs - correct answer A collection of tissues that work together to carry out a common general function.