Bio molecules Study guides, Revision notes & Summaries

STRAIGHTERLINE BIO 101 FINAL EXAM QUESTIONS AND ANSWERS smallest unit that has all of the characteristics of life - Answer- cell nutrient molecules are used to build cellular structures or for energy. this best represents which characteristic of life? - Answer- living things acquire materials and energy from the environment organs are composed of tissues, which are composed of cells. this is an example of which characteristic of life? - Answer- living things have levels of hierarchical o...

AP Bio Practice Exam 1 Questions and Answers Humans produce sweat as a cooling mechanism to maintain a stable internal temperature. Which of the following best explains how the properties of water contribute to this physiological process? - Correct Answer ️️ -The high heat of vaporization of water allows the body to remove excess heat through a phase change of water from liquid to gas A student placed a semipermeable membrane inside a U-shaped channel with two chambers, as shown. ...

TAMU bio 111 lab exam 2 review (2023/2024) already passed What is the difference between the coding and non-coding region? Coding region: comprised of genes that encode proteins (instructions that determine traits) and makes up 1-2% of human DNA. • Noncoding region: makes up 98-99% of human DNA, contains STRs and is responsible for regulatory functions such as gene transcription. What are STRs? Short-tandem repeats (STRs) are unique repeating patterns of the same nucleotide sequence. They can...

Bio 235 Midterm 1 Exam Questions with Complete Solutions What are the 4 types of cells - ANSWER neuronal, muscle, epithelial, and connective tissue Which two cells are excitable? - ANSWER neurons and muscle cells What are the 3 types of muscle cells? - ANSWER Skeletal (voluntary) Cardiac (involuntary) Smooth (involuntary) Which of the following descriptions INCORRECTLY describes the tissue type? A) Muscle tissue is specialized for contraction and genera...

Bio Beyond Unit 6 Energy Challenge Photosynthesis Exam What is meant by the term wavelength? Select the best answer: - ANSWER Distance between two peaks Looking at the image to the right, which categories of light exist other than visible light? Select all that apply: - ANSWER Radio Infrared X-Rays Gamma Rays Which particular photons do you think contribute most to photosynthesis? - ANSWER blue photons What do you think is happening to the green ligh...

BIO 235 Midterm 1 Questions with complete solutions | Latest 2023/2024 metabolism--sum of all chemical processes catabolism--that break down molecules, releasing energy. anabolism--the process of building up larger molecules from smaller ones. 3 things that effect growth in the body size--1. increase in the size of existing cells ase in the number of cells ase in the size of material between the cells differentiation--unspecialized cells becomes specialized reproduction is the formation ...

Bio Exam One 1. The presence of a cell wall and cell membrane, but the absence of cellular organelles would be a description of which of the following classes of cells? a. prokaryotic cells b. eukaryotic cells 2. Which one of the following is a function of a protein? a. serves as an enzyme and speeds up a chemical reaction b. stores genetic material and enables its transmission to the next generation c. provides energy for a muscle contraction d. is a primary structural component of DNA 3. Whic...

BIO 117 Exam 2 Latest Update Already Passed sexual fungal reproduction 1. plasmogamy 2. heterokaryotic mycelium 3. karyogamy heterokaryotic mycelium cells contain 2 haploid nuclei from parent (n+n) karyogamy fusion of nuclei from parents (2n) three domains of life bacteria, archaea, eukarya methods of gene exchange for bacteria 1. transformation 2. conjugation 3. transduction transduction -viruses/bacteriophages help to pass genetic information -required initial virus...

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...

IB Bio A1.1 Water Questions and Answers Graded A+ List reasons why water is a substance on which life depends. A1.1.1 - Water as medium of life. 1. The first cells originated in water. 2. Water is the "universal solvent" allowing it to dissolve and transport molecules around a body. 3. Water is a metabolite in condensation and hydrolysis reactions. 4. Water is a temperature buffer in bodies and ecosystems. 5. Water maintains biological structures (such as phospholipid bilay...