Intro of biology - Study guides, Class notes & Summaries

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WGU C190 Intro to Biology Exam Test with Verified Answers Graded A+ 1. Abiotic Non-living, may be within or made by a living organism. 2. Biotic Living. Matter is considered if it was ever alive at some point in time 3. Atom Smallest level. The basic unit of matter. Consists of a dense nucleus surrounded by electrons. 4. Molecule Second level. A chemical structure consisting of at least two atoms held together by a chemical bond. 5. Macromolecule Third level. Biologically important mol

Straighterline Intro to Biology 101 Chapter 5 | Latest Version | 2024/2025 | Graded A+ How do enzymes function in biochemical reactions? Enzymes act as catalysts to speed up biochemical reactions by lowering the activation energy required. What is the role of DNA in living organisms? DNA stores and transmits genetic information necessary for the growth, development, and functioning of organisms. What is the purpose of mitosis in cell division? Mitosis allows for the pr...

Penn Foster Intro To Biology Proctored Exam Questions And Answers 100% Verified Which of the following is NOT a domain of the 3 domain system? - answerProkarya An atom of which of the following elements contains 6 protons and electrons? - answerCarbon ___ is the name for all the chemical processes in the cell. - answerMetabolism What does a receptor protein do? - answerAllows a specific molecule to bind to it because of its shape ___ are modifications that make organisms suited to their ...

INTRO TO MOLECULAR CELL BIOLOGY TEST BANK 2024/2025 Chemical reactions carried out by living systems depend on the ability of some organisms to capture and use atoms from nonliving sources in the environment. The specific subset of these reactions that break down nutrients in food can be described as _________________. (a) metabolic (b) catabolic (c) anabolic (d) biosynthetic - ANSWER-(b) catabolic When there is an excess of nutrients available in the human body, insulin is re...

WGU C190 INTRO TO BIOLOGY PRACTICE TEST QUESTIONSQUESTIONS & ANSWERS (2024/20254)(VERIFIED ANSWERS) Fats and oils are composed of - - Fatty acids and glycerol Fatty acids can naturally be saturated or unsaturated. A saturated fatty acid has - - . All single covalent bonds Triglycerides, a type of fat, are composed of what two subunits? - - Fatty acids and glycerol What would you have to do to make a fat from the fatty acid shown above? - - Attach it to a glycerol along with two other fat...

Penn Foster Intro To Biology Proctored Exam(Q & A)2023

Straighterline Intro to Biology 101 Chapter 3 Already Passed Cell smallest unit of life Atom smallest unit of an element Molecule union of two or more atoms Tissue group of cells with a common structure and function Organ composed of tissue functioning together for a specific task Organ system composed of several organs working together Organism an individual Population organisms of the same species in a particular area Community interacting populations in a particula...

WGU C190 Intro to Biology-Exam Questions with Complete & Verified Solutions Abiotic - Answer ️️ -Non-living, may be within or made by a living organism. Biotic - Answer ️️ -Living. Matter is considered ______ if it was ever alive at some point in time Atom - Answer ️️ -Smallest level. The basic unit of matter. Consists of a dense nucleus surrounded by electrons. Molecule - Answer ️️ -Second level. A chemical structure consisting of at least two atoms held together by a ch...

Intro To Biology Straighterline Exam Latest Updated 2024 With Complete Solutions Technology is the______. - ANSWER-application of scientific knowledge for a practical purpose. Which of the following is a potential consequence if people stop using technology in the agriculture industry? a) There could be a significant decrease in the amount of food produced. b) There would be a collapse of many of the terrestrial ecosystems on Earth. c) The extinction of the top level species that reside...