Bio molecules Study guides, Class notes & Summaries

Exam 2: BIO1201/ BIO 1201 Study Guide (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: transport proteins allow passage of hydrophilic substances across the membrane Q: carrier proteins Answer: bind to molecules and change shape to shuttle them across the membrane Q: passive transport Answer: the diffusion of a substance across a membrane with no energy investment Q: Diffusuion Answer: Spreading out of partic...

Bio 1201 exam 2 Gregg latest update graded A+ transport proteins are responsible for controlling passage across the membrane fluid mosaic model The membrane is a mosaic of protein molecules bobbing in a fluid bilayer of phospholipids fatty acid tails nonpolar, hydrophobic fatty acid heads hydrophilic, polar periphial proteins bound to the surface of the membrane integral proteins penetrate the hydrophobic core (ones that span the membrane are transmembrane protiens How ...

Bio 198 Exam 5 KSU Questions and Answers Already Passed What is the first law of thermodynamics? And how does it pertain to cells? Energy cannot be created or destroyed Cells can't just create their own energy, they need a source. What is the second law of thermodynamics? And how does this pertain to cells? Energy is transferred, and in every transfer some energy is lost. Cells need a constant input of energy because they lose some as heat What is an endergonic reaction? A react...

Bio WGU study for OA c190 QUESTION AND CORRECT ANSWERAdaptation- The adjustment or changes in behavior, physiology, and structure of an organism to become more suited to an environment. Aerobic- A process that requires oxygen. Allele -An alternative form of a gene. An example would be genes that encode eye color—some encode blue eyes (one allele), while others encode brown, green, or hazel eye colors (other alleles). ... amino acids - A small organic molecule with the ...

Bio 235 Midterm 1 Questions & Answers 2023 (A+ GRADED 100% VERIFIED)

Final Exam: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: Where does the most energy production occur in cellular respiration? Answer: Oxidative phosphorylation Q: What are the properties of a proton compared to neutrons and electrons? Answer: Heavy, positive Q: Which molecules can cross the membrane the easiest? Answer: Nonpolar, small Q: Which isomer has a carbon-carbon double bond? ...

BIO 213 EXAM 3 GMU LATEST UPDATE 100% PASS active transport energy required Active transport moves substances across a concentration gradient, requires energy, involves uniporters, symporters, and antiporters Antoni Van Leeuwenhek discovered microbial world using a simple lens apical membrane faces the lumen of outside of the body Autocrine signals diffuse to and affect the cells that make them ex: is a tumor cell autophagy lysosomes digest cell material basolateral memb...

Bio 101 Exam 1 Questions and Answers(SCORED A) Sweating has a cooling effect because of water's high __________. -ANSWER heat of vaporization (Water's high heat of vaporization results in evaporative cooling b/c when water evaporates, the surface of the water cools down) Because molecules of water are farther apart in ice than in liquid water, _____. -ANSWER ice floats on liquid water (B/c water molecules in ice are farther apart than in liquid water, ice is less dense and floats) W...

Exam 1: BIO1201/ BIO 1201 Study Guide (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: Nucleolus: nonmembranous structure involved in production of ribosomes; a nucleus has one or more nucleoli Q: Chromatin Answer: material consisting of DNA and proteins; visible in a dividing cell as individual condensed chromosomes Q: cell wall Answer: outer layer that maintains cell's shape and protects cell from mechanical damage; ma...

Bio-251: Midterm Review (Ch 1-5) Already Graded A Anatomy The study of body STRUCTURE and the relationships among them Physiology The study of body FUNCTIONS-how the body parts work. The 6 structural levels of organization IN ORDER 1. Chemical level 2. Cellular level 3. Tissue level 4. Organ level 5. System level 6. Organismal level 1. Chemical level of organization The most basic. Contains atoms: C (calcium), H (hydrogen), O (oxygen), N (nitrogen), P (phosphorus), Ca (...