Bio 150 - Study guides, Class notes & Summaries

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...

BIO 150 Final Exam Questions with Complete Solutions

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...

Bio 150 Final - Anatomy and Physiology Accurate 100%(RATED A+)Bio 150 Final - Anatomy and Physiology Accurate 100%(RATED A+)Bio 150 Final - Anatomy and Physiology Accurate 100%(RATED A+)Bio 150 Final - Anatomy and Physiology Accurate 100%(RATED A+)Bio 150 Final - Anatomy and Physiology Accurate 100%(RATED A+)Bio 150 Final - Anatomy and Physiology Accurate 100%(RATED A+)Bio 150 Final - Anatomy and Physiology Accurate 100%(RATED A+)Bio 150 Final - Anatomy and Physiology Accurate 100%(RATED A+)Bio ...

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 ...

JMU BIO 150: Exam 1 Questions with Complete Solutions

Dr. Keck studies - ANSWER Ichthyology 7 criteria for life - ANSWER Organization, Metabolism, Growth, Homeostasis, Response to Stimuli, Adaptation, Reproduction How are bacteria, archaea, and eukaryotes are related - ANSWER Last Universal Common Ancestor (LUCA) timeline for early earth: earths formation and the first single celled organisms - ANSWER 4.5 bya Earth was formed, 4 bya the crust was solidified, 3.5 bya we find the oldest fossils of microorganisms (all of these are prokaryotes...

bio 150 final exam Correct Questions & Answeheat is a form of? a. kinetic tial c. activation d. catalytic - ANSWER a. kinetic An alpha helix is a type of protein_________ structure? a. primary b. seconday c. tertiary d. quartenary - ANSWER b. secondary the cytoplasmic granule of RNA and protein that reads mRNA and synthesizes proteins is called the _________, an organelle that is not bound by a membrane? a. kinetechore b. Golgi complex c. ribosome d. nucleolus - ANSWER c. r...

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 correct answers 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 correct answers b A hypothesis that is created uses ...

passive (simple) diffusion - ANSWER -from high to low concentration of solute -no energy required -no membrane protein required if cell is placed in surrounding solution with higher solute concentration then inside the cell, the solution is ____ relative to the cell - ANSWER hypertonic If cell is placed in surrounding solution with lower solute concentration than inside cell, the solution is _____ relative to the cell - ANSWER hypotonic concentrations same inside and outside - ANSWER ...