Intro to cell biology Study guides, Revision notes & Summaries

Penn Foster Intro To Biology Proctored Exam Questions and Answers 100% Pass What structure within the cell is responsible for maintaining its shape and providing support? Cytoskeleton Which type of RNA is involved in protein synthesis by carrying amino acids to the ribosome? tRNA (transfer RNA) What is the role of the smooth endoplasmic reticulum in the cell? To synthesize lipids and detoxify harmful substances What is the primary function of vacuoles in plant cells? To s...

Intro to Cell Biology Final Exam Questions & 100% Verified Correct Answers with complete solutions (Latest update 2024 2025

WGU C190 INTRO TO BIOLOGY 2023 Test Bank /+300 Questions Solved 100%Correct lipid - ANSWER: Biological macromolecules. Fatty acids. Essential for energy storage and maintaining a boundary between the living organism and its environment. Provide energy (long term); serve as structural components of membranes nucleic acid - ANSWER: Biological macromolecules. Nucleotides. Essential for information storage within a cell and passing on this information to the next generation. Examples: DNA. Sto...

Honors Biology: Intro to Bio Questions and Answers 100% Pass What is the term for the study of the interactions between living organisms and their environments? Ecology What is the name of the process by which a cell actively transports molecules against their concentration gradient using energy? Active Transport What is the term for the semi-fluid matrix inside the chloroplast where the Calvin cycle takes place? Stroma What is the name of the phase in the cell cycle wh...

WGU C190 INTRO TO BIOLOGY PRACTICE TEST Abiotic - Ans - Non-living, may be within or made by a living organism. Biotic - Ans - Living. Matter is considered ______ if it was ever alive at some point in time Atom - Ans - Smallest level. The basic unit of matter. Consists of a dense nucleus surrounded by electrons. Molecule - Ans - Second level. A chemical structure consisting of at least two atoms held together by a chemical bond. Macromolecule - Ans - Third level. Biologically important m...

STRAIGHTERLINE BIO 101 - INTRO TO BIOLOGY EXAM 2024 QUESTIONS AND DETAILED ANSWERS| A+ GRADE Organs are composed of tissues, which are composed of cells. This is an example of which characteristic of life? Correct Answer Living things have levels of hierarchical organization. Nutrient molecules are used to build cellular structures or for energy. This best represents which characteristic of life? Correct Answer Living things acquire materials and energy from the environment. The smalle...

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...

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...

STRAIGHTERLINE BIO 101 - INTRO TO BIOLOGY EXAM 2024 QUESTIONS AND DETAILED ANSWERS| A+ GRADE Organs are composed of tissues, which are composed of cells. This is an example of which characteristic of life? Correct Answer Living things have levels of hierarchical organization. Nutrient molecules are used to build cellular structures or for energy. This best represents which characteristic of life? Correct Answer Living things acquire materials and energy from the environment. The smalle...

Collaborative Testing Improves Performance but Not Content Retention in a Large-Enrollment Introductory Biology Class Hayley Leight, Cheston Saunders, Robin Calkins, and Michelle Withers Department of Biology, West Virginia University, Morgantown, WV 26506 Submitted April 16, 2012; Revised August 8, 2012; Accepted August 10, 2012 Monitoring Editor: Diane Ebert-May Collaborative testing has been shown to improve performance but not always content retention. In this study, we inves...