True scientists - Study guides, Class notes & Summaries
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AAMC MCAT Practice Exam 1 Questions and Answers 2024
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AAMC MCAT Practice Exam 1 Questions and Answers 2024 
In the chromatography of the reaction mixture, water absorbed on cellulose functioned as the 
stationary phase. What was the principal factor determining the migration of individual 
components in the sample? 
A) Hydrogen bonding 
B) Solute concentration 
C) Stationary phase concentration 
D) Thickness of paper -Answer-A) Hydrogen bonding 
The answer to this question is A because the relative amount of hydrogen bonding to the 
stationary phas...
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Animal Diversity 8th Edition By Hickman - Test Bank
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Animal Diversity, 8e (Hickman) 
Chapter 1 Science of Zoology and Evolution of Animal Diversity 
1) A characteristic of science is that 
A) it is not explained by natural laws. 
B) its hypotheses are testable. 
C) its conclusions are final. 
D) it is not falsifiable. 
E) it seeks to define the vitalistic forces of life. 
Answer: B 
Section: 01.01 
Topic: Principles of Science 
Learning Objective: 01.01 Explain that science consists in testing, possibly rejecting, and improving our simplest and be...
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Test Bank for Living in the Environment 18th Edition Miller
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CHAPTER 3—ECOSYSTEMS: WHAT ARE THEY AND HOW DO THEY WORK? 
 
MULTIPLE CHOICE 
 
	1.	Scientists estimate that tropical rain forests contain up to half of the earth’s land plants and animal species. What percentage of the world’s land surface do tropical rain forests cover? 
a.	2 
b.	4 
c.	8 
d.	10 
e.	12 
 
 
ANS:	A	PTS:	1	 
TOP:	3-0 Core Case Study: Tropical Rain Forests Are Disappearing	 
KEY:	Bloom's: Remember		NOT:	New 
 
	2.	The disappearance of the tropical rain forests is an import...
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CHEM 210 Exams 1-8 and Final Exam.
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CHEM 210 Biochemistry Exams 1-8 and Final Exam. Question 1 
3 / 3 pts 
True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is 
considered a macromolecule. 
 
True 
Correct! 
 
False 
Question 2 
3 / 3 pts 
True or False: Biomolecules can have only two functional groups. 
 
True 
Correct! 
 
False 
Question 3 
3 / 3 pts 
True or False: The following functional group is an alcohol. 
 
True 
Correct! 
 
False 
Question 4 
3 / 3 pts 
True or False: In a eukaryot...
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Test Bank for Essential Cell Biology 5th Edition Alberts Hopkin (Full Test Bank, All chapters complete, 100% Verified Answers)
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Test Bank for Essential Cell Biology 5th Edition Alberts Hopkin 
ESSENTIAL CELL BIOLOGY, 5th EDITION CHAPTER 1: 
CELLS: THE FUNDAMENTAL UNITS OF LIFE 
Unity and Diversity of Cells 
1-1 Living systems are incredibly diverse in size, shape, environment, and behavior. It is 
estimated that there are between 10 million and 100 million different species. Despite this 
wide variety of organisms, it remains difficult to define what it means to say something is 
alive. Which of the following can be desc...
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Bio 150 - Launch Pad: Final Exam Correct 100%
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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...
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Biochemistry Final Exam - Portage Learning questions and answers graded+.
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Biochemistry Final Exam - Portage Learning questions and answers graded+. 
 
 
 
 
 
 
 
 
True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. - correct answers.False 
 
True or False: Biomolecules can have two or more different functional groups. - correct answers.True 
 
True or False: The following functional group is an amine. 
 
C2H5NH2 - correct answers.True 
 
True or False: In a eukaryotic cell, the organelles called per...
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Stern's Introductory Plant Biology 14th Edition James Bidlack - Test Bank
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Stern's Introductory Plant Biology, 14e (Bidlack) Chapter 1 What Is Plant Biology? 
1) The early scientist who first demonstrated experimentally that plants do not have the same modes of nutrition as animals was 
A) Nehemiah Grew. 
B) Carl Willdenow. 
C) Alexander von Humboldt. D) Sir J. D. Hooker. 
E) J. B. van Helmont. 
Answer: E 
Topic: Diversification of Plant Study 
Bloom's: 1. Remember 
Learning Outcome: 01.04 List the aspects of botany with which each of the major botanical disciplines ...
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Test Bank For Essentials of the Living World 6Th Edition By George B. Johnson Complete All Chapters 2023-2024
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Test Bank For Essentials of the Living World 6Th Edition By George B. Johnson Complete All Chapters . The simplest organisms do not have nuclei. In the list below, which group has the simplest 
organisms? 
A) Bacteria 
B) Fungi 
C) Plantae 
D) Animalia 
E) Protista 
Answer: A 
Explanation: The Bacteria and the Archaea lack even the nuclear membrane which defines a 
true nucleus. Please see section 1.1. 
Section: 01.01 
Topic: Levels of Biological Organization 
Bloom's: 2. Understand 
Learning O...
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ASTR 114 Astronomy - Final Exam "Cheat Sheet" | Latest 2023-2024
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-1.5 magnitude Sirius appears 25x brighter 
than 2 magnitude Polaris. 
 “All neutron stars are pulsars, but not all 
pulsars are neutron stars” FALSE 
 “Spectroscopic Binary” is the term given to 
a pair of stars that we can determine are 
orbiting each other only by measuring their 
periodic Doppler shifts. 
 A 6.8 solar mass neutron star does NOT 
exist. 
 A loop of gas and charged particles 
following the magnetic field lines between 
sunspot’s poles is a Prominence/...
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