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Biology 1201 Exam 1 Questions With Verified Answers About 25 of the 92 natural elements are known to be essential to life. Which four of these 25 elements make up approximately 96% of living matter? Carbon, Hydrogen, Nitrogen, Oxygen What is the atomic number of an atom that has 6 protons, 6 neutrons, and 6 electrons? 6 .Which of these refers to atoms with the same atomic number but different atomic masses? Isotopes Fluorine's atomic number is 9 and its atomic mass is 19. How...

Bio 1201 Exam 1 Questions And Answers (Verified And Updated) Matter consists of chemical elements in pure form and in combinations called ______________. Compounds ______________ consists of chemical elements in pure form and in combinations called compounds. Matter Matter consists of ________________ in pure form and in combinations called compounds. Chemical elements Organisms are composed of _____________. Matter _______________ is anything that takes up space and has...

BIOL 1201: Exam 1 Questions With 100% Correct Answers A substance that cannot be broken down into other substances by ordinary chemical procedures is a(n) _____. element Organisms are largely composed of __ elements. 11 About 25 of the 92 natural elements are known to be essential to life. Which four of these 25 elements make up approximately 96% of living matter? carbon, hydrogen, nitrogen, and oxygen What determines solubility? "like dissolves like" Atom Smallest un...

Bio 1201 exam 2 gregg Questions With 100% Correct Answers 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 transmemb...

LSU Bio 1201 Exam 2 Questions With Verified Answers why are membranes called phospholipid bilayers? phospholipids have hydrophilic head and hydrophobic tail, hydrophobic face inside of cell making 2 layers what is meant by fluid mosaic? Mosaic of proteins drifting laterally in fluid bilayer of phospholipids how are membranes adjusted for different temperatures? membrane fluidity adjusted by changing the ratio of unsaturated to saturated fatty acids how do the relative amounts ...

LSU Biol 1201 Exam 1 Questions And Answers (Verified And Updated) Hypothesis a small statement that you can test Theory broader in scope than a hypothesis and can lead to a new testable hypothesis; supported by a large body of evidence in comparison to a hypothesis Deductive Testing what you think is true; Design, Test, Conclusion Inductive making observations and solution from that observation; All observations have the same result. Valence Outer shell of electrons; th...

Biol 1201 Exam 1 (gregg) Questions With Verified Answers plasma membrane The membrane at the boundary of every cell that acts as a selective barrier, thereby regulating the cell's chemical composition. Ribosomes complexes that make proteins; free in cytosol or bound to rough ER or nuclear envelope Golgi apparatus active in synthesis, modification, sorting, and secretion of cell products Lysosome digestive organelle where macromolecules are hydrolyzed, and autophagy Mita...

Pharmacology test bank Most biotransformation of drugs occurs in which of the following? a. Kidney b. Liver C. Spleen d. Pancreas B. Most drug excretion occurs via which of the following? a. Kidneys b. Liver c. Spleen d. Intestine a. Kidneys The drug name that is chosen by the manufacturer and that is the exclusive property of that company is called a. proprietary b. generic C. chemical d. compendial a. proprietary 5. Which of the following are included in a drug regimen? a. R...

HESI Pharmacology (ACTUAL) Exam 2024 Questions with 100% Correct Answers Before administering a laxative to a bedfast client, it is most important for the nurse to perform what assessment? a-Observe the skin integrity of the client's rectal and sacral areas b-assess the client strength in moving and turning in the bed c-evaluate the client's ability to recognize the urge to defecate d-determine the frequency and consistency of bowel movements D rationale the nurse should ensure that...

HESI Pharmacology Assignment Exam 2024 Questions with 100% Correct Answers An emergency department nurse is interviewing a female client who has a history of epilepsy with tonic-clonic seizures controlled by phenytoin (Dilantin). Which information is most significant in planning this client's care? A. She has missed 2 menstrual periods B. She ran out of her medication 4 days ago. C. She has smoked 3 packs of cigarettes a day for 10 years D. She has had no dental care for several years B....