Lsu bio 1201 Study guides, Class notes & Summaries

Which four elements make up 90% of life? - Answer-C, H, N, O Does DNA have uracil or thymine? - Answer-Thymine What is a macromolecule? - Answer-Molecule made up of polymers What are the complementary base pairs in DNA - Answer-A-T, G-C Which of the following are not pyrimidines? T, C, U, A, G - Answer-A, G What causes an element to become an isotope? - Answer-Change in # of neutrons What is an enantiomer? - Answer-Two molecules that are mirror images of each other What characteristic is...

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

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 of saturated and unsaturated fats change? - if you are i...

Which four elements make up 90% of life? - C, H, N, O Does DNA have uracil or thymine? - Thymine What is a macromolecule? - Molecule made up of polymers What are the complementary base pairs in DNA - A-T, G-C Which of the following are not pyrimidines? T, C, U, A, G - A, G What causes an element to become an isotope? - Change in # of neutrons What is an enantiomer? - Two molecules that are mirror images of each other What characteristic is specific of tertiary structure? - Interactions w...

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? ...

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

Exam 1: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: T/F: A compound has characteristics different from those of its elements Answer: True Q: An element's properties depend on the structure of its ______. Answer: Atom Q: An ____________ is the smallest unit of matter that still retains the properties of an element. Answer: Atom Q: Atoms can be broken down into smaller particles like ____...

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 4: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: what makes a specific locus homozygous? Answer: if both homologous chromosomes carry the same allele at a given gene locus (also called true-breeding) Q: what makes a specific locus heterozygous? Answer: if 2 homologous chromosomes carry different alleles at a given gene locus (also called hybrid) Q: what is the punnett square method? Answer:...

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