Jmu bio - Study guides, Class notes & Summaries

JMU Bio 140 Exam 1 Questions and Answers 2023 | 100% Verified Answers JMU Bio 140 Exam 1 Questions and Answers 2023 | 100% Verified Answers

main parts of the flow chart - ANSWER exploration testing ideas community analysis and feedback benefits and outcomes community analysis and feedback examples - ANSWER replication, publication, discussing with colleagues, theory building testing ideas examples - ANSWER gather and interpret data benefits and outcomes examples - ANSWER develop technology, inform policy, and build knowledge exploration and discovery examples - ANSWER explore the literature, ask questions, make observ...

What is the difference between cations and anions? - Cation is the loss of electrons, the atom becomes more positive. Anion is the gain of electrons, the atom becomes more negative. Differentiate between mass number and atomic number. - Mass number- number of protons and neutrons. Atomic number- number of protons What are valence electrons and what is their significance? - Valence electrons are electrons in the outermost shell of an atom. They are important in determining the bonds that the...

Why is it important to post-rinse when pipetting volumes less than 20 microliters? A. Small volumes may not get expelled completely due to surface tension. B. You can't accurately pipette less than 20 microliters. C. You don't need to post rinse small volumes. D. Small volumes will evaporate prior to transfer. - A. Pipettors are most accurate in the middle to top end of their volume range. True False - True How can contamination be prevented in the laboratory? A. Keeping test tubes an...

JMU Bio 140 Lab Checkpoint Quiz 5 - 12 Questions and Answers 2023 | 100% Verified Answers JMU Bio 140 Lab Checkpoint Quiz 5 - 12 Questions and Answers 2023 | 100% Verified Answers

JMU Bio 140 Lab Final Exam Questions and Answers 2023 | 100% Verified Answers JMU Bio 140 Lab Final Exam Questions and Answers 2023 | 100% Verified Answers

The variable that is manipulated in an experiment is typically called the: a) independent variable b) dependent variable c) control d) causal variable - a This is defined as a proposed explanation for an observation a) experiment b) conclusion c) prediction d) hypothesis - d Type of study that tests a hypothesis but does not manipulate any variables a) quantitative b) non-experimental c) experimental d) descriptive - b

JMU BIO 150: Exam 2 Questions and Answers | 100% Correct Define macroevolution - Answer️️ -evolutionary change above the species level, including the origin of a new group of organisms or a shift in the broad pattern of evolutionary changes over time How do we identify a species? - Answer️️ -groups of actually or potentially interbreeding populations that are reproductivley isolated from other such groups Define reproductive isolation - Answer️️ -cannot produce viable offsprin...

JMU Bio 150 Lab Final Exam Questions and Answers main parts of the flow chart - Answer️️ -exploration testing ideas community analysis and feedback benefits and outcomes community analysis and feedback examples - Answer️️ -replication, publication, discussing with colleagues, theory building testing ideas examples - Answer️️ -gather and interpret data benefits and outcomes examples - Answer️️ -develop technology, inform policy, and build knowledge exploration and disco...