North Carolina State University

Bio 181: Self check 16Each kidney contains about one million nephrons. - correct answer True Urine leaves our body through the urethra. - correct answer True Efferent arterioles enter the Bowman's capsule and afferent arterioles leave the Bowman' s capsule. - correct answer False The medulla of the kidney secretes epinephrine. - correct answer False Blood pressure is the force that drives molecules out of the glomerulus into the Bowman's capsule. - correct answer True What happ...

BIO 181 Study Guide test 1What is biology? - correct answer the study of life: poses questions about the living world and seeks answers through scientific inquiry What are the characteristics of life? - correct answer order, energy processing, regulation, reproduction, growth and development, and the ability to respond to the environment What are the functional areas of biology? - correct answer cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere Wha...

Bio 181 Unit 1 ExamHypothesis - correct answer a possible explanation for an observation A hypothesis.. - correct answer -must be tested to determine its validity -is often tested in many different ways -allows for predictions to be made Experiment - correct answer tests the hypothesis An experiment... - correct answer -must be carefully designed to test only one variable at a time -involves an independent and a dependent variable -consists of a test experiment and a control experim...

BIO 181 Unit 5Autosomal - correct answer Chromosomes pairs 1 through 22. Sex Chromosomes - correct answer Chromosome pair 23. Diploid (2n) - correct answer Cell that has a full set of chromosomes (46). -Every cell -Mitosis Haploid (n) - correct answer Cell that has half the chromosomes (23). -Females: egg -Males: sperm -Meiosis Meiosis in Males - correct answer -Happens in the testes. -Spermatogenesis: making of sperm through meiosis. Meiosis in Females - correct answer -Ha...

BIO 181 Vocab 5deoxyribose - correct answer The sugar found in deoxyribonucleotides. ribose - correct answer The sugar found in ribonucleotides DNA sequence - correct answer order of nitrogenous bases in a strand of DNA or RNA nucleic acid - correct answer A biological molecule composed of nucleotide monomers; examples include DNA and RNA. nucleotide - correct answer a molecule consisting of a five-carbon sugar (ribose or deoxyribose), a phosphate group, and a nitrogenous base nit...

Bio-181 Chapter 8Chemical energy - correct answer is potential energy available for release in a chemical reaction Thermodynamics - correct answer is the study of energy transformations Metabolism - correct answer is the totality of an organism's chemical reactions, an emergent property of life that arises from orderly interactions between molecules. metabolic pathway - correct answer begins with a specific molecule and ends with a product, each step is catalyzed by a specific enzyme. ...

Bio-181 Chapter 9what is the breakdown of organic molecules? - correct answer exergonic Fermentation - correct answer is a partial degradation of sugars that occurs without O2 aerobic respiration - correct answer consumes organic molecules and O2and yields ATP What is the role of oxygen in this whole process? - correct answer Anaerobic respiration - correct answer is similar to aerobic respiration but consumes compounds other than O2 Cellular respiration - correct answer includes...

BIO-181 EXAM 1 (Chapters 1-7)Discovery Science - correct answer Scientific inquiry that focuses on describing natural structures & processes thru observation and the analysis of data inductive reasoning - correct answer generalization that summarizes many concurrent observations Scientific Method - correct answer Observation, Hypothesis (test it, then make prediction.. this is deductive reasoning), Experiment, Analysis, Conclusion, Communicate Results What is good science? - corre...

BIO-181 Exam 3Prophase - correct answer chromosomes first become visible, nuclei disappear, tightly coiled chromosomes Prometaphase - correct answer microtubules attach to the kinetochores Metaphase - correct answer chromosomes align Anaphase - correct answer centromeres divide and separate sister chromatids Telophase/Cytokinesis - correct answer nuclei begin to form, chromatin becomes less coiled, chromatids become chromosomes and cell separates What is cell division for? - corre...

BIO-181 Midterm ExamKnow variables in an Experiment (dependent vs. independent variables) - correct answer independent variable is the variable you change to see how it will affect the dependent variable. & a dependent variable is the variable that changes as a result of changes in the other variables like the independent variable Know the five steps in the scientific method - correct answer 1)state the problem 2)hypothesis 3)design experiment 4)record and analyze data 5)conclusion differe...