Biology 1201 - Study guides, Class notes & Summaries

Of the following functions, which is most important for the glycoproteins and glycolipids of animal cell membranes? A)facilitated diffusion of molecules down their concentration gradients B)active transport of molecules against their concentration gradients C)maintaining the integrity of fluid mosaic membrane D)maintaining membrane at low temperatures E)a cell's ability to distinguish one type of neighboring cell from another - Answer-E)a cell's ability to distinguish one type of neighb...

An element has 8 protons, 9 neutrons, and 8 electrons. What are its atomic number and mass? - 8 and 17 How many and what type of bonds does sulfur usually form in biology? - 2 covalent A molecule that has all non polar covalent bonds would be________. - hydrophobic What substance makes up the interior of a potato tuber? - starch What is an example of a lipid? - triglyceride One characteristic shared by sucrose, lactose, and maltose is that __________. -they are all dissacharides The over...

Biology 1201 Final Exam Moroney LSU Questions With 100% Correct Solutions.

Biology 1201 Final Exam Gregg with Complete Solutions subatomic particles protons, neutrons, electrons Proton charge and location positive, nucleus neutron charge and location neutral, nucleus Electron charge and location negative (-) and outside nucleus in electron cloud valence electrons electrons in the outermost shell incomplete valence shells atoms can share or transfer electrons with other atoms, or make chemical bonds Atoms valence Bonding capacity = the number of...

Biology 1201 Final Exam Moroney LSU Questions and Answers Graded A+ An element has 8 protons, 9 neutrons, and 8 electrons. What are its atomic number and mass? 8 and 17 How many and what type of bonds does sulfur usually form in biology? 2 covalent A molecule that has all non polar covalent bonds would be________. hydrophobic What substance makes up the interior of a potato tuber? starch What is an example of a lipid? triglyceride One characteristic shared by sucrose, lactose, and maltos...

Biology 1201 Exam 1 Questions and Answers Already Passed 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. ...

BIOLOGY 1201- Exam 3 2023 Christopher Gregg LSU (Chapters 13,14,15,16 & 17) Rated A+ Genetic diversity requires __________. sexual reproduction, independent assortment, crossing over between nonsister chromatids of homologous chromosomes, and random fertilization Which of the following occurs in meiosis, but not mitosis? Homologous chromosomes separate. Sister chromatids differ from nonsister chromatids in that sister chromatids __________. are products of the S phase of the cell ...

Biology 1201 LSU Exam 2: Pomarico Latest Version Graded A+ macromolecules large organic molecules which are usually polymers polymers large molecules consisting of many identical or similar subunits monomer subunit of a polymer most biological polymerization reactions are_____ condensation reactions aka dehydration synthesis reactions condensation reactions (dehydration synthesis) polymerization reactions in which the covalent linkage of the monomers is accompanies by removal...

Biology 1201 LSU Exam 2 Questions and Answers 100% Pass What type of chemical reaction is without outside energy? Spontaneous (exergonic/downhill) NOT INSTANTANEOUS -decreasing enthalpy and increasing entropy What is the equation for Free Energy? deltaG=deltaH-TdeltaS -free enrgy=enthalpy-(temp.)(entropy;disorder) -high deltaS=low delta G Entropy Disorder: -breakdown: increase in disorder, more parts -synthesis: decrease in disorder, less parts -high entropy=low free energy ...