Bio molecules grade Study guides, Class notes & Summaries

Exam 2: BIO1201/ BIO 1201 Review (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: what is active transport? Answer: work must me done; must use supplied energy; employs carrier molecule Q: for which transport processes are carrier molecules involved? Answer: facilitated diffusion and active transport Q: which transport processes require the input of additional energy? Answer: active transport Q: what is a semi...

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...

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? ...

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...

Final Exam: BIO1201/ BIO 1201 Review (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: ligand: Signal molecule that binds to the receptor Q: three main types of membrane receptors Answer: -G protein-coupled receptors -Receptor tyrosine kinases -Ion channel receptors Q: G protein-coupled receptors (GPCRs) Answer: cell-surface transmembrane receptors that work with the help of a G protein Q: Receptor Tyrosine Kina...

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...

Biology 230 Exam #3 Questions and Answers Grade A+ What are the three core concepts of biology that we have used to frame our studies together so far? - ️️ structure and function, information flow, transformation of energy into matter How would you explain to a fellow student what "Transformations of Energy and Matter" is about? - ️️ energy can not be created nor destroyed but rather converted Why do you think it is important enough to be considered a core concept? - ️️ How...

BIO 117 Exam 2 | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+ sexual fungal reproduction Correct Answer: 1. plasmogamy 2. heterokaryotic mycelium 3. karyogamy heterokaryotic mycelium Correct Answer: cells contain 2 haploid nuclei from parent (n+n) karyogamy Correct Answer: fusion of nuclei from parents (2n) three domains of life Correct Answer: bacteria, archaea, eukarya methods of gene exchange for bacteria Correct Answer: 1. transformation 2. conjuga...

SFSU BIO 230 FINAL EXAM WITH COMPLETE SOLUTIONS GRADE A+ Why is homeostasis important? - ️️ to maintain a relatively stable environment, within limits. How does the body maintain homeostasis? - ️️ through cooperation of multiple organ systems, including the endocrine and nervous system What is a homeostatic set point? - ️️ The level in where the temperature of the body is maintained. Which organs are involved in water, and glucose balance? - ️️ The small intestine is inv...

Bio 230 Exam #3 on Class #32 Questions and Answers Grade A+ How long can humans survive without breathing? - ️️ A. 30 sec B. 1 min C. 5 min D. 10 min E. 20 min Electron Transport Chain & Chemiosmosis BIG IDEA: - ️️ 1) Electrons from NADH&FADH2 provide energy to pump H+ ions OUT OF MITOCHONDRIAL MATRIX. 2) Oxygen gas(O2) that we inhale is the final electron acceptor and forms WATER. 3) The energy of H+ flowing BACK INTO MITOCHONDRIAL MATRIX drives ATP synthesis. Where in a cel...