Bio 120 Study guides, Class notes & Summaries

BIO 120 Midterm 1 Questions with Complete Solutions 2024 Biology the scientific study of life (Survey of the diversity of life on earth) Fundamental principle is evolution Some properties of life (only eden ever gives responses related to relationships) -Order -Energy processing -Evolutionary adaptation -Growth and development -Responses to the environment -Regulation - body temperature, blood flow -Reproduction Reductionism from complex system to simpler ones -Biologists today comp...

BIO 120 Lab Exam 2 Questions and Answers (Updated&Revised). LAB EXAM 2 LAB 3 The Skeleton ● Axial Skeleton (80 bones) ○ Found at the center of gravity, the torso, consists of the skull, the sternum, and vertebral column ● Appendicular Skeleton (126 bones) ○ Consists of the limb and the pelvic and pectoral girdles Cartilage ● Mostly water with differing amounts of elastic, reticular, or collagen fibers ● Outer covering of perichondrium (growth and repair) ● Has no nervou...

Bio 120 Physiology Exam 2024 QUESTIONS WITH DETAILED VERIFIED ANSWERS | A+ GRADE ASSURED 1. What are levels of organization of human body? a. Cell b. Tissue c. Organ d. Organ system 2. What are four major categories of human tissues/ cells? a. Nerve tissue b. Muscle tissue c. Epithelium (epithelial tissue) d. Connective tissue 3. Glands are derived from what types of tissues? Formed from Epithelium 4. What is TBW and how is it distributed among various tissues, where is most of TBW lo...

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...

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:...

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...

BIO 120 Lab Exam 2 Questions and Answers (Updated&Revised). LAB EXAM 2 LAB 3 The Skeleton ● Axial Skeleton (80 bones) ○ Found at the center of gravity, the torso, consists of the skull, the sternum, and vertebral column ● Appendicular Skeleton (126 bones) ○ Consists of the limb and the pelvic and pectoral girdles Cartilage ● Mostly water with differing amounts of elastic, reticular, or collagen fibers ● Outer covering of perichondrium (growth and repair) ● Has no nervou...

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 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 ____...