Bio 120 - Study guides, Class notes & Summaries

BIO 120 Module 1 Questions with Correct Answers Graded A+ proteins Ribosomes are responsible for the synthesis of carboxyl Amino acids are acids because they always possess which functional group? sulfur-32 (atomic number Q: Phosphorus-32, a radioactive isotope of phosphorus-31 (atomic number Q:, undergoes a form of radioactive decay whereby a neutron turns into a proton and emits radiation in the form of an electron. What is the product of such radioactive decay of phosphorus-32? 15...

Bio 120 Quiz 1 Questions and Answers Graded A+ The term used to describe a disease-causing microorganism is A) microbe B) bacterium C) virus. D) pathogen. E) Infection. D) pathogen. The formal system for classifying and naming organisms was developed by A) Robert Koch B) Ignaz Semmelweis C) Aristotle D) Carolus Linnaeus E) Louis Pasteur D) Carolus Linnaeus In the name Staphylococcus aureus, aureus is the? A) genus B) domain name C) species D) kingdom E) Family name C) s...

Exam 3: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU Q: How are genes coordinately controlled in eukaryotic cells? Coordinately controlled genes in eukaryotic cells share a set of control elements. Coordinately controlled genes in eukaryotic cells are activated by the same chemical signals. Coordinately controlled genes in eukaryotic cells are located together on the same chromosome. Answer: Coordinately controlled...

are antibiotics effective against viral infections? - NO briefly describe eukaryotic cells - -contain nucleus (prokaryotes do not) -contain organelles -selectively permeable cell membrane briefly describe molds - -produce cytoplasmic filaments called hyphae/mycelia -reproduce by spore formation on aerial hyphae briefly describe T. Cruzi - 2 phases: 1. Acute (swelling of eye, cold/flu-like symptoms) 2. Chronic Chagas disease (cardiomyopathy, neurological disorders, etc.) briefly describe...

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:...

BIO 120 Skeletal System QUESTIONS WITH DETAILED VERIFIED ANSWERS | A+ GRADE ASSURED How many bones are in the body? 206 bones axial skeleton long axis (skull, vertebral column, rib cage) appendicular skeleton bones of the shoulder, pelvis, and upper and lower extremities What is the purpose of the axial skeleton? Protection of internal organs; supports and carries other body parts What is the purpose of the appendicular skeleton? Involved in locomotion and manipulation of the environment...

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...

____ are selective permeable - membranes _______ are also embedded in the membrane of the transport vesicle that are recognized by specific organelles. - docking sites _____, _____ , some ____ and ____ pass freely from one cell to the next. - water, small solutes, proteins, RNA (in animals) Cholesterol ____ the membrane fluidity at ____ temperatures but at____ temperatures ____ solidification - reduces, moderate, low, hinders (in plants) unsaturated tails prevent ? - packing. saturated ta...

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 ...

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 ____...