Bio 150 Study guides, Class notes & Summaries

BIO 150 MOD 4 QUESTIONS WITH COMPLETE SOLUTIONS

BIO 150 Exam 1 Questions with Complete Solutions

In controlled experiments: a. one variable is manipulated while others are held constant b. all variables are held constant c. all variables are dependent on each other d. all variables are independent of each other - ANSWER a A placebo: a. is an urban legend b. reveals that sugar pills can create a positive treatment result c. demonstrates that most scientific studies cannot be replicated d. does not exist - ANSWER b A hypothesis that is created uses which type of ...

Bio 150 Exam 2 Study Guide Questions With Complete Solutions

Living things are divided into three different domains. Which of these domains is/are classified as prokaryotes? A) bacteria and eukarya B) archaea and eukarya C) bacteria and fungi D) bateria and archaea Correct Answer-D A single-celled organism isolated from a deep-sea, hot thermal vent was found to have a cell wall but lacked a nucleus. This organism is most likely a member of which of the following domains? A) fungi B) arcaea C) animalia D) plantae Correct Answer-B Strong evide...

BIO 150 Final Exam Questions with Complete Solutions

JMU BIO 150: Exam 1 Questions with Complete Solutions

True or false: observations allow scientists to draw tentative explanations called hypotheses. -false -true - ANSWER true The negatively charged components of atoms are referred to as: -anions -electrons -neutrons -protons -cations - ANSWER electrons Which one of the following contributes to the measurement referred to as atomic mass? -protons and electrons -protons and neutrons -neutrons only -electrons and neutrons -protons, electrons, and neutrons - ANSWER protons a...

In an analysis of the nucleotide composition of a double stranded DNA molecule, which of the following will not be found? A. C = G B. C + G = A + T C. A/T = C/G D. A - C = T - G - ANSWER B. C + G = A + T A controlled experiment.... A. Includes at least two groups, one of which does not receive the experimental treatment. B. Proceeds at a slow pace to guarantee that the scientist can carefully observe all results. C. Includes at least two groups, one different from the other by two or m...

The medulla oblongata, pons, and midbrain comprise the A) mesencephalon B) basal ganglia C) ventricles D) cortical lobes of the cerebrum E) brain stem - ANSWER E) brain stem The folds of the cerebrum are called A) sulci B) gyri C) cortical folds D) arachnoid granulations E) dural sinuses - ANSWER B) gyri The wall between the lateral ventricles is called the A) falx cerebri B) corpus callosum C) septum pellucidum D) fornix E) cerebral aqueduct - ANSWER C) septum pellucidum ...