SCORE SPHERE

BIO 322 – 2026/2027 Revised Questions (Graded A+) 100% Correct Answers You think you have determined where the promoter/enhancer for Sox9 is and want to find all of the t issues that express the Sox9 gene during embryogenesis. Which of the following would be the best method to use to determine this? A. Use microarray of Sox9 embryo RNAB. Carry out Sox9 specific RNA interference. Make a transgene expressing GFP with the Sox9 promoter/enhanced. Make a knockout of the Sox9 gene usin...

BIO 322 – 2026 Midterm Exam (Graded A+) 100% Correct Answers Scientific Method - info from experiments only, only tangible phenomena, constancy/universality, basis of scepticism hypothesis - makes predictions that can be tested theory - hypothesis that keeps on matching observations areas where scientific method is inappropriate - moral realm

BIO 322 – 2025 Prep Exam 125 Revised Questions with 100% Correct Answers (Graded A+) What is the best time to collect herbs? Herbs should be collected in dry weather, after the dew has dried, and before the sun has risen high in the sky; Herbs should be collected right after the rain when moisture still remains on the plant; Herbs should be collected early in the morning before the dew has dried; OR Herbs should be collected on a humid day late at night. - #1; as a rule, herb...

BIO 322 – 2026 Module 2 Revised Questions (Graded A+) 125 Questions with 100% Correct Answers Vitamin C - Helps eliminate excess fluoride True - To be labeled "organic," a food product must contain 95% organic ingredients Harvard Healthy Eating Plate - Which food plate encourages consumers to choose fish and chicken over eggs and red meat and to choose whole grains over processed carbohydrates? Protein - A diet high in this can leave you with too little fiber, nutrients, and...

BIO 322 – 2025 Final Exam (Graded A+) 100% Correct Answers Phylum Arthropoda Subphylum’s (4) - Subphylum Trilobitomorph Subphylum Uniramian Subphylum Crustacea Subphylum Chelicerata Which is the largest phylum in the Animal Kingdom? - Phylum Arthropoda Phylum Arthropoda has _________ symmetry and _______ development. - bilateral; triploblastic Arthropods are _______ both internally and externally. - segmented tagmosis - fusion of segments into functional units

BIO 322 Prep Exam – 2025/ Fully Updated Study Guide! (Graded A+) Prezygotic - barrier to transference of gametes to other species (premating/postmating) Postzygotic - barrier after transference of gametes to other species (postmating) Haploid - one set of chromosomes Diploid - two sets of chromosomes Polyploid - more than two sets of chromosomes; triploid, tetraploid, hexaploid What causes a plant to be larger? - having more than two sets of chromosomes

BIO 322 Prep Exam – 2025 Fully Updated Study Guide! (Graded A+) 100% Correct Answers Phylum Arthropoda Subphyla (4) - Subphylum Trilobitomorpha Subphylum Uniramia Subphylum Crustacea Subphylum Chelicerata Which phyla are primarily dioecious? - Phylum arthropoda Phylum mollusca Phylum echinodermata Phylum Chordata

BIO 322 Prep Exam – 2025/2026 Fully Updated Study Guide! (Graded A+) mitosis - cell division producing genetically identical daughter cells - start and end as diploid cells meiosis - cell division producing 4 genetically unique gametes - begin as diploid, end as haploid interphase - - G1: active gene expression, prep for DNA synthesis - S: DNA doubles, sister chromatids for each chromosome - G2: cells prepare for division

BIO 322 Exam Study Guide – 2025/ Fully Updated Study Guide! (Graded A+) Levels of Animal Organization - kingdom, phylum, class, order, family, genus, species Taxonomy - science of classification Systematics - study of the diversity of life and the evolutionary relationships between organisms Example of Taxonomy (Spider) - Kingdom- Animalia Phylum- Arthropoda Class- Arachnida Order- Araneae Family- Araneidae Genus- Argiope Species- argentata

BIO 322 Exam Study Guide – 2025/2026 Answers with 100% Correct Answers (Graded A+) Why will a decrease in respiratory rate change plasma pH? C. It increases plasma PCO2 and therefore decreases plasma pH. D. The decreased respiratory rate invokes the respiratory reflex mediated by the Pneumotach center. B. It increases plasma PO2, indirectly removing acid from the blood, thus lowering pH. A. It decreases plasma PCO2, which decreases H2CO3 production in red blood cells. This essen...

BIO 253 Midterm Exam (2025/2026) – The Must-Have Study Guide for High Scores! (Graded A+) Frontal lobe - A region of the cerebral cortex that has specialized areas for movement, abstract thinking, planning, memory, and judgement Broca's Area (speech) Parietal lobe - cutaneous sensory area Sensory speech area (Wernicke's area) - Temporal /parietal lobe Understanding and formulating language Visual area brain - occipital lobe, interprets vision

BIO 253 Midterm Exam (2025/2026) – The Must-Have Study Guide for High Scores! (Graded A+) Frontal lobe - A region of the cerebral cortex that has specialized areas for movement, abstract thinking, planning, memory, and judgement Broca's Area (speech) Parietal lobe - cutaneous sensory area Sensory speech area (Wernicke's area) - Temporal /parietal lobe Understanding and formulating language Visual area brain - occipital lobe, interprets vision

BIO 253 Final Exam (2025/2026) – The Must-Have Study Guide for High Scores! (Graded A+) In primary and secondary active transport, at least one substance will move against its - concentration gradient The location of the binding sites on the Na-K pump dictates the _ of solute movement - direction By which two modes of transport does glucose cross the cell membrane? - SAT and facilitated diffusion Which transport processes can be saturated? - anything with a protein

BIO 253 Exam (2025) – The Must-Have Study Guide for High Scores! (Graded A+) What Is the Function of The Nervous System? - - master regulatory system - sends and receives information - maintains homeostasis -acts as centre for thought, learning, and memory What is Sensory Input? - Apart of the nervous system that detects change.

BIO 253 Exam 2 (2025/2026) – The Must-Have Study Guide for High Scores! 100% Correct Answers (Graded A+) Anatomy - Study of the structure of a organism and the relationships of its parts. Physiology - Study of organisms body functions anatomical position - erect position of the body with the face directed forward, the arms at the side, and the palms of the hands facing forward, used as a reference in describing the relation of body parts to one another. Superior - Toward the to...

BIO 253 2025 Edition Fully Updated & Verified for Success! (100% Verified Answers) Dorsal root has what kind of fibers - Sensory Fibers (afferent) Ventral Root has what kind of fibers - motor fibers (efferent) Significance of the phrenic nerve - it's housed in the cervical plexus innervates the diaphragm Which plexus houses the ulnar - Brachial plexus

BIO 253 2025 Edition (Graded A+) 100% Correct Answers & Verified Solutions! Functions of blood - Transport it substances Regulation of temperature Gas exchange Regulate ph and other hormones Protects blood loss through clotting Blood components - 45% formed elements 55% plasma

BIO 253 2025 Edition – The Must-Have Study Guide for High Scores! 100% Correct Answers (verified) (Graded A+) 2 cell types in nervous tissue - neurons and glial cells 2 groups of nervous system organs - CNS and PNS What is the CNS composed of? - brain and spinal cord General functions of the nervous system - sensory input, integration, motor output Describe neurons - Basic working unit of the brain and nervous system. It receives, processes and transmits impulses throughout the...

BIO 253 2025/2026 Edition Fully Updated & Verified for Success! (Graded A+) Right side of heart - Deoxygenated blood left side of heart - oxygenated blood What dumps into the right atrium - superior vena cava, inferior vena cava, and coronary sinus right side of heart - Right aorta to AV valve- tricuspid to right ventricle- semi lunar valve pulmonary circuit - Right side- sending deoxygenated blood to the lungs systemic circuit - sends oxygen rich blood to the body. Left side

BIO 322 – 2026/2027 Final Exam (Graded A+) 100% Correct Answers What is the result of a long, strong psp (from summed inputs) on a motor neuron? - Causes the motor neuron to fire a sustained train of APs whose frequency depends on how depolarized the spike-initiating zone becomes and on the refractory period of the neuron What affects the amount of depolarization (summation) at the spike-initiating zone? - Relative timing and magnitude of excitatory and inhibitory synaptic currents...