- Study guides, Class notes & Summaries

BIO 155: Exam 1 Actual Latest set with Questions and correct/verified Answers

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6 pages

Written in 2024/2025

Grade A+

EduSprint

Bio 155 Study Guide Questions And Answers 100% Pass Null hypothesis - ANS there is no relationship between the independent and dependent variable - different treatments do not lead to different results alternative hypothesis - ANS states that there is a relationship between the IV and DV population - ANS all members of a defined group that are of interest to a particular study sample - ANS portion of a population that is representative of the population from which it was selected standa...

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3 pages

Written in 2024/2025

Grade A+

Everly

Bio 155 Lab Practical Study Guide Expected Questions With Verified Answers

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18 pages

Written in 2026/2027

Grade A+

TopGradeInsider

BIO 155 Final Exam Questions and Answers 100% Correct | Latest Update 2026/2027 | Graded A+. Biological inquiry has increasingly evolved into a _____ and _____ practice. A. Hypothesis-driven, evidence-based B. Fact-driven, fiction-driven C. Imagination-driven, proof-based D. Experiment-based, time-basedA. Hypothesis-driven, evidence-based Which of the following is NOT a tenant (or quality) of science? A. Scientists try to avoid bias B. Science relies heavily on evidence C. Scientifi...

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39 pages

Written in 2025/2026

Grade A+

DRBRIGHT2026

BIO 155 Final Exam Questions and Answers | 100% Correct | Latest Update 2026/2027 | Graded A+. Biological inquiry has increasingly evolved into a _____ and _____ practice. A. Hypothesis-driven, evidence-based B. Fact-driven, fiction-driven C. Imagination-driven, proof-based D. Experiment-based, time-basedA. Hypothesis-driven, evidence-based Which of the following is NOT true about scientific inquiry? A. Creating hypotheses B. Collecting evidences C. Running experiments with precision D...

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41 pages

Written in 2025/2026

Grade A+

ExcelAcademia2026

BIO 155 Exams Package Deal Questions and Verified Answers (2025 / 2026)

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15 items

Everly

Biology 155 Exam 1 Questions And Answers 100% Pass Cells - ANS the smallest living unit that is alive; "building blocks" of life Molecular Biology - ANS the study of macromolecules The 4 Macromolecules - ANS carbohydrates lipids nucleic acids proteins Nucleic Acids - ANS DNA & RNA Characteristics of Electrons - ANS negative charge orbit the atom in shells #electrons= #protons (except in an ion) Atoms - ANS the smallest amount of an element Characteristics of Protons - ANS posi...

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11 pages

Written in 2024/2025

Grade A+

Everly

BIO 155: Exam 1 Questions And Answers 100% Pass Cellular organization (1 or more cells), ordered complexity, sensitivity (respond to stimuli), growth, development, reproduction, energy utilization, homeostasis, and evolutionary adaptation. - ANS What are the properties/characteristics of life? atoms, molecule, macromolecule, organelle, cell - ANS The cellular level of hierarchical organization consists of (from smallest to biggest): tissue, organ, organ system, organism - ANS The organism...

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12 pages

Written in 2024/2025

Grade A+

Everly

BIO 155 Study Guide Exam Questions And Answers 100% Pass What are the natures of science? - ANS 1. Science demands evidence 2. Science is a blend of logic and imagination 3. Science explains and predicts 4. Scientists try to identify and avoid bias 5. Scientific ideas are subject to change 6. There is no one scientific method 7. Science deals only with natural patterns and explanations What has biological inquiry evolved into mainly these days? - ANS A hypothesis-driven and evidence-ba...

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30 pages

Written in 2024/2025

Grade A+

Everly

BIOLOGY 155 FINAL Exam Questions And Answers 100% Pass What are biological molecules? - ANS molecules made and used by living organisms biological molecules = - ANS macromolecules cells - ANS smallest unit of life Hierarchical levels of life - ANS cells → tissues → organ → organ system → organisms What is the framework of all biological molecules? - ANS carbon carbon - ANS 1. most abundant molecule 2. can form up to 4 covalent bonds 3. can bond with other carbon atoms 4. can bo...

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42 pages

Written in 2024/2025

Grade A+

Everly

BIO 155 - Intro to Biology. Exam Questions And Answers 100% Pass Science - ANS A process of using observations and experiments to draw evidence-based conclusions. (a pathway by which we can come to discover and better understand our world) Scientific thinking - ANS Self-correcting and based on experience and observations that are rational, testable, and repeatable Limits of science - ANS - Can be applied only to the observable and measurable natural world - Cannot tell us what to do with ...

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9 pages

Written in 2024/2025

Grade A+

Everly

PSU Biol 155 Exam Questions And Answers 100% Pass Define: Impairment - ANS deleterious changes to normal function True or False: Geriatrics is the branch of science that studies allaspects of aging. - ANS False True or False: Senescence includes only detrimental age changes. - ANS True True or False: Stress applied to the system increases the ability to maintain homeostasis. - ANS False True or False: Small animals have long life spans and low reproductive rates. - ANS False True or Fals...

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4 pages

Written in 2024/2025

Grade A+

Everly

Biology 155 Final Exam Questions And Answers 100% Pass Genetic Theory of Aging - ANS programmed by our genes to age Hayflick Phenomena - ANS normal cells have a preprogrammed number of divisions Telomere Theory - ANS ends of chromosomes, the telomeres, shorten w/each division; when telomere is gone, cell division stops Gene Mutation Theory - ANS as we age, number of mutations in the body builds up until there are consequences such as cancer Cross Linkage Theory - ANS as we age, key prote...

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9 pages

Written in 2024/2025

Grade A+

Everly

Biology 155 - Chapter 5 Exam Questions And Answers 100% Pass All cellular membranes have 4 components - ANS 1. Phospholipid bilayer 2. Transmembrane proteins 3. Interior protein network 4. Cell surface markers Phospholipid bilayer - ANS flexible matrix, barrier to permeability transmembrane proteins - ANS integral proteins that span the membrane. Interior protein network - ANS peripheral or intracellular membrane proteins (attached to the cytoskeleton) cell surface markers - ANS a memb...

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4 pages

Written in 2024/2025

Grade A+

Everly

Biology 155 Chapter 1 Exam Questions And Answers 100% Pass Living systems are - ANS The most complex chemcial systems on earth Life is constrained by the - ANS Properties of chemistry and physics Characteristics of all living things - ANS 1. Cellular organization 2. Ordered complexity 3. Sensitivity 4. Growth, development and reproduction 5. Energy utilization 6. Homeostasis 7. Evolutionary adaption Cellular organization - ANS All organisms consist of one or more cells.n they carry ou...

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5 pages

Written in 2024/2025

Grade A+

Everly

BIO 155 Lab Test #1 Questions And Answers 100% Pass Emergency Procedures in the Lab - ANS - Emergency Shower - Emergency eyewash station - Fire Blanket - Fire alarm box - Emergency electrical shutoff - Emergency gas shutoff - First aid kit - Location of the safety data sheets Safety Equipment - ANS - Safety gloves - Gloves General Laboratory Safety - ANS - Use car and demonstrate common sense when working in the lab. - Be serious about lab work; display responsibility and maturity....

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3 pages

Written in 2024/2025

Grade A+

Everly

Biology 155 Lab Midterm Exam Questions And Answers 100% Pass List the activities prohibited in lab - ANS - open toed shoes - eating/drinking - electronics What is the first part of a research article/report? - ANS abstract What is the difference between a hypothesis and a prediction? - ANS hypothesis- explains your observation prediction- tests your hypothesis List the elements of the scientific method - ANS 1. observation 2. hypothesis 3. prediction 4. experiment 5. analysis 6. sh...

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4 pages

Written in 2024/2025

Grade A+

Everly

BIO 155 Exam 2 Questions And Answers 100% Pass Which of the following organelles would only be found within a cell that was both eukaryotic and autotrophic? - ANS Chloroplast After being formed by the ribosomes located on the endoplasmic reticulum, what is the next organelle to which a protein could be transported? - ANS Golgi apparatus Which of the following help direct the movement of materials or organelles throughout the cell? - ANS all the choices are true Which is NOT true about th...

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7 pages

Written in 2024/2025

Grade A+

Everly

Bio 155 Exam 1 Questions And Answers 100% Pass The scientific method can be used to prove a hypothesis. - ANS false What step in the scientific method involves making a tentative statement that explains an observation or answers a question? - ANS Form a hypothesis An anecdote is _____. - ANS a testimonial or short, unverified report In graphs, which of the following is usually plotted on the abscissa (x-axis)? - ANS independent variable A scientist has ripped apart an atom and collected ...

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4 pages

Written in 2024/2025

Grade A+

Everly

BIO 155 Pre Lab Exam Questions And Answers 100% Pass This scientific inquiry process is most similar to: A Network A Circle A set of Linear Steps A Wheel with Spokes - ANS A Network Which of the following is NOT true regarding the process of scientific inquiry? Designing an experiment to test an unlikely hypothesis ! Accepting a hypothesis based on preliminary data Developing a hypotheses based on a little known phenomenon Running experiments with precision Recording observations - A...

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12 pages

Written in 2024/2025

Grade A+

Everly

BIO 155 Pre lab quizzes Actual study set with Questions and correct/verified Answers

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7 pages

Written in 2024/2025

Grade A+

EduSprint