Bio 12 Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about Bio 12? On this page you'll find 2849 study documents about Bio 12.
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Final Exam: BIO1201/ BIO 1201 Review (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU
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Final Exam: BIO1201/ BIO 1201 Review (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU 
 
 
Q: ligand: 
Signal molecule that binds to the receptor 
 
 
 
Q: three main types of membrane receptors 
 
 
Answer: 
-G protein-coupled receptors 
-Receptor tyrosine kinases 
-Ion channel receptors 
 
 
 
Q: G protein-coupled receptors (GPCRs) 
 
 
Answer: 
cell-surface transmembrane receptors that work with the help of a G protein 
 
 
 
Q: Receptor Tyrosine Kina...
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Exam 4: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU
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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:...
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BIO 100 EXAM 2 REVIEW (Chapters 9, 12, 13, 14, and 15) Questions With Complete Solutions
- Exam (elaborations) • 91 pages • 2023
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BIO 100 EXAM 2 REVIEW (Chapters 9, 12, 13, 14, and 15) Questions With Complete Solutions
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Exam 3: BIO1201/ BIO 1201 Review (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU
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Exam 3: BIO1201/ BIO 1201 Review (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU 
 
Q: how do different alleles occur 
 
 
Answer: 
through mutation 
 
 
 
Q: what 3 things contribute to genetic variation 
 
 
Answer: 
crossing over, independent assortment, random fertilization 
 
 
 
Q: when does independent assortment occur? 
 
 
Answer: 
metaphase I of meiosis 
 
 
 
Q: random fertilization 
 
 
Answer: 
any sperm can fertilize any egg 
 
 
 
Q: the ...
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Exam 1: BIO1201/ BIO 1201 Study Guide (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU
- Exam (elaborations) • 26 pages • 2024
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Exam 1: BIO1201/ BIO 1201 Study Guide (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU 
 
Q: Nucleolus: 
nonmembranous structure involved in production of ribosomes; a nucleus has one or more nucleoli 
 
 
 
Q: Chromatin 
 
 
Answer: 
material consisting of DNA and proteins; visible in a dividing cell as individual condensed chromosomes 
 
 
 
Q: cell wall 
 
 
Answer: 
outer layer that maintains cell's shape and protects cell from mechanical damage; ma...
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Final Exam: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU
- Exam (elaborations) • 21 pages • 2024
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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? 
 
 ...
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Exam 2: BIO1201/ BIO 1201 Review (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU
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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...
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Exam 1: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU
- Exam (elaborations) • 19 pages • 2024
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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 ____...
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Bio 1201 exam 2 Gregg latest update graded A+
- Exam (elaborations) • 18 pages • 2024
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Bio 1201 exam 2 Gregg latest update 
 
graded A+ 
 
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 
transmembrane protiens 
 
How ...
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Exam 2: BIO1201/ BIO 1201 Study Guide (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU
- Exam (elaborations) • 24 pages • 2024
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Exam 2: BIO1201/ BIO 1201 Study Guide (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU 
 
Q: transport proteins 
allow passage of hydrophilic substances across the membrane 
 
 
 
Q: carrier proteins 
 
 
Answer: 
bind to molecules and change shape to shuttle them across the membrane 
 
 
 
Q: passive transport 
 
 
Answer: 
the diffusion of a substance across a membrane with no energy investment 
 
 
 
Q: Diffusuion 
 
 
Answer: 
Spreading out of partic...
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