Hydrogen bond Study guides, Class notes & Summaries

Portage Learning BIOD 101 Modules 1, 2,3,4,5, and 6 | Actual Exam Tests Questions With Verified Answers What is matter and what states can it exist in? - ANSWER Matter is anything that takes up space, by having volume, and has mass. Can exist in a solid, liquid, or gaseous state. Explain the difference between essential and trace elements - ANSWER Essential elements are required for human life. Trace elements are only required in small quantities Describe an ionic bond - ANSWER fo...

2022 HESI A2 BIOLOGY V2 1. Which of the following statements is true if a molecule has adhesion? A. Two molecules of the same substance have the ability to stay bonded to one another B. The molecule has the ability to bond to or attract other molecules B. A molecule has the ability to increase its heat when necessary C. The molecule has the ability to form hydrogen bonds 2. Which of the following statements is most accurate regarding the transcription of DNA? A. RNA uses reverse transcr...

What is the difference between anatomy and physiology anatomy- study of structure physiology- study of function what are the levels of organization subatomic particle- protons, electrons, neutrons atom molecule macromolecule organelle cell tissue organ organ system organism what are the characteristics of life? movement responsiveness respiration absorption secretion digestion assimilation- changing of absorbed substances into chemically different forms circulat...

What is a benefit of resin-based sealants? A.) Fluoride is released from material to inhibit decay B.) When placed correctly, retention is excellent C.) Bond strength is improved in a moist environment D.) No polymerization shrinkage occurs Correct Answer: B.) When placed correctly, retention is excellent Which is the most common desensitizing agent found in over-the-counter dentifrices? A.) Potassium B.) Glutaraldehyde C.) Hydrogen Peroxide D.) Triclosan Correct Answer: ...

Adaptation- - correct answersThe adjustment or changes in behavior, physiology, and structure of an organism to become more suited to an environment. Aerobic- - correct answersA 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). - correct answers amino acids - - correct answersA small organic molecule with the stru...

Chapter 01 - Structure and Bonding 1. Give the ground-state electron configuration for carbon (atomic number 6). 1s22s22px12py1 or 1s22s22p2 2. Give the ground-state electron configuration for fluorine (atomic number 9). ANSWER: POINTS: 1 1s22s22px2 2py2 2pz1 or 1s22s22p5 3. Give the ground-state electron configuration for magnesium (atomic number 12). 1s22s22p63s2 4. How many electrons does silicon have in its valence shell? ANSWER: four POINTS: 1 Exhibit 1-1 Write valid Lewis (elec...

BLG1501 Assignment 1 2024 Semester1 (Solutions) Question 1 Complete Marked out of 2.00 Flag question Question text What is the basic unit of life? a. Cells b. Nuclei c. Organelles d. DNA Question 2 Complete Marked out of 2.00 Flag question Question text RNA is an example of a _____. a. polysaccharide b. fat c. polypeptide d. nucleic acid Question 3 Complete Marked out of 2.00 Flag question Question text What is the chemical composition of fats? a. fatty acid...

WGU Biochemistry OA 2022/2023 Questions With Answers. Amino Acid backbone consists of Ans - 1. amino group 2. carboxyl group 3. alpha carbon 4. R group Amino group: looks likes/consists of Ans - NH3+ Carboxyl group looks like/consists of Ans - cooAlpha carbon looks like/consists of Ans - CH The three Amino acid categories Ans - 1. hydrophobic (nonpolar) 2. polar 3. charged Hydrophobic Amino Acids Ans - non polar afraid of h20 usually in the middle/core of the protein contains H + C...

MCB: All Exam Questions and Answers 2023 with complete solution;(MCB test bank) 50 multiple choice questions, covering all the topics we've taught you over the course of the semester. The exam will be split into 4 sections: 1) Proteins (10 points) 2) DNA (10 points), 3) Transcription & Translation (10 points) , and 4) Energy & Metabolism (20 points). The best way to prepare for this exam is to review your old exams and focus on the "big pictures" of each lecture using the "specifics to kn...

Chem 219: Module 2 Exam Questions With 100% Correct Answers What are hydrocarbons? - answerMolecules composed of only the elements carbon and hydrogen What are the two major classes of hydrocarbons? - answerAromatic (benzene) and aliphatic (alkanes, alkenes, alkynes) What is the main source of hydrocarbons? - answerFossil fuels like coal, petroleum, and natural gas obtained by mining and drilling. What are Alkanes? - answerThey are saturated hydrocarbons because their skeleton is only c...