The two rings forms for glucose are

b position – when OH of carbon 1 points up, α position – when OH of carbon 1 points down

Main Points of Darwin's Origin of Species:

Proof of descent with modification from common ancestors, Natural selection is behind descent with modification

_____ responds to stop initial stimulus. _____ responds to strengthen initial stimulus.

Negative feedback, positive feedback

Which are key compounds measured to determine how acidic or basic a solution is?

Hydrogen ion (H+), Hydronium ion (H3O+), Hydroxide ion (OH−)

Water’s properties that facilitate an environment for life are

Versatility as a Solvent, Ability to Moderate Temperature, Cohesive Behavior, Expansion Upon Freezing

studbud

BSC 2010 Exam 1 Practice

114 termsStudBud Administration36 plays

An array of BSC2010 definitions and important facts to help prep for the exam

Flashcards114 cardsFPractice quizPHost liveL

Questions 114

Answers

1
A measure of how hard it is to break the surface of a liquid
Surface Rigidity
Surface Traction
Surface Friction
Surface Tension
2
Which of the following is NOT a subatomic particle?
Positive protons
Neutral nucleus
Neutral neutrons
Negative electrons
3
The two rings forms for glucose are
b position – when OH of carbon 1 points down
b position – when OH of carbon 1 points up
α position – when OH of carbon 1 points down
α position – when OH of carbon 1 points up
4
Include sugars and the polymers of sugars. Simplest form is monosaccharides (simple sugars)
Carbohydrates
Lipids
Nucleic Acids
Proteins
5
Which functional group is shown?
Methyl
Sulfhydryl
Phosphate
Amino
6
Organic molecules consisting of only carbon and hydrogen, are nonpolar.
Hydrocarbons
Carbohydrates
7
Kinetic energy associated with random motion of atoms/molecules is called
Thermal Energy
Humid Energy
Torrid Energy
Intense Energy
8
Unpaired electrons leave the atom in a __; unpaired electrons are accepted in a __
Anion, Cation
Cation, Anion
9
Two atoms of an element that differ in number of neutrons
Compounds
Isotopes
Ions
Molecules
10
A charged atom (or molecule) is called an __
Ion
Stimulated atom
Isotope
Subatomic particle
11
Main Points of Darwin's Origin of Species:
Proof of descent with modification from common ancestors
Natural selection is behind descent with modification
12
An attraction between different substances. EX: b/w water and plant cell walls
Adhesion
Pressure
Bonds
Cohesion
13
Cell are enclosed by a ____ that regulates materials b/w the cell and environment
Membrane
Golgi complex
Endoplasmic reticulum (ER)
Mitochondrion
14
Estradiol and testosterone differ only in the chemical groups attached to the rings of the __
Carbon Outline
Carbon Framework
Carbon Blueprint
Carbon Skeleton
15
_____ responds to stop initial stimulus. _____ responds to strengthen initial stimulus.
Rejection feedback, Reassuring feedback
Obstructive feedback, Indisputable feedback
Negative feedback, positive feedback
16
___ is anything that takes up space and has mass. Composed of elements
Substance
Atoms
Matter
Medium
17
____ are small, have no nucleus or membrane-enclosed organelles. Found in bacteria and archaea.
Bacteria
Prokaryotic Cells
Eukaryotic Cells
Viruses
18
____ are expressed as numerical measurement, organized into tables and graphs
Quantitative Data
Qualitative Data
19
When phospholipids are added to water, they self-assemble into double-layered structures called
Doslayeros
Qualayers
Trilayers
Bilayers
20
Amylopectin is the __ form of starch, amylose is __
Unbranched, Branched
Branched, Unbranched
21
__ are those in the outermost electron shell
Edging electrons
Fringe electrons
Valence electrons
Border electrons
22
Sugar molecule consisting of two simple sugars
Glysaccharide
Monosaccharide
Polysaccharide
Disaccharide
23
In molecules with multiple carbons, each carbon bonded to four other atoms has a __
Tetrahedral Shape
Hexagonal Shape
Pentagonal Shape
Quadrilateral Shape
24
Notation used to represent atoms and bonding is called a __. Shorthand is molecular formula
Framework formula
Organization formula
Structural formula
Arrangement formula
25
The process of converting unsaturated fats to saturated fats by adding hydrogen
Hydrogenation
Hydrofixation
Hydrosilation
Hydroglycogen
26
Levels of Biological Organization include
Tissues, Cells, Organelles, Molecules
All of the above
Biosphere, Ecosystems, Communities
Populations, Organisms, Organs
27
Isomers that are mirror images of each other. Effective ones can be either R or S
Deantiomers
Meantiomers
Reantiomers
Enantiomers
28
In any aqueous solution, __, where the brackets stand for "concentration of"
[H+]*[OH−] = 10^−7
[H+]*[OH−] = 10^−14
[H+]*[OH−] = 10^−20
[H+]*[OH−] = 10^−16
29
______ contain genetic material in the form of DNA
Genes
Chromosomes
Eukaryotes
Proteins
30
_____ result from the arrangement and interaction of parts within a system
Building properties
Emergent properties
Divergent properties
Structural properties
31
Carbohydrate macromolecules are __, polymers composed of many simple sugar building blocks
Monosaccharide
Polysaccharides
Macrosaccharide
Disaccharides
32
Lipids characterized by a carbon skeleton consisting of four fused rings
Lipids
Carbohydrates
Steroids
Proteins
33
___ are required by an organism in only minute quantities
Indication Elements
Shred Elements
Trace Elements
Building Block Elements
34
Neutron mass and proton mass are almost identical and are measured in ___, equal to 1 amu
Watsons
Daltons
Edisons
Jefferons
35
Properties associated with life are
Growth and Development, Energy Processing
All of the above
Reproduction, Response to Environment
Order, Evolutionary Adaptation, Regulation
36
Formed when a dehydration reaction joins two monosaccharides via glycosidic linkage
Disaccharide
Polysaccharide
Glysaccharide
Monosaccharide
37
Term for large and complex molecules
Micromolecule
Megamolecule
Macromolecule
Decamolecule
38
Because of its properties, it takes __ of heat energy to heat up water
A little
A medium amount
A lot
A minuscule amount
39
_____ is a substance that cannot be broken down to other substances by chemical reactions
Unit
Atom
Element
Matter
40
An element’s _____ is the number of protons in its nucleus
Atomic charge
Atomic symbol
Atomic number
Atomic mass
41
Which are key compounds measured to determine how acidic or basic a solution is?
Hydrogen ion (H+)
Hydronium ion (H3O+)
None of the above
Hydroxide ion (OH−)
42
Which functional group is shown?
Methyl
Amino
Hydroxyl
Carbonyl
43
Consists of two or more atoms held together by covalent bonds
Molecule
Compound
Atom
Electron
44
__ is an atom’s attraction for the electrons in a covalent bond
Electronegativity
Charge
Polarity
Magnetism
45
The belief in a life force outside the jurisdiction of physical and chemical laws
Mechanism
Essentialism
Vitalism
Religion
46
Water acts as a __ to extreme temperature changes to lessen its effects on organisms
Stifle
Cushion
Moderator
Buffer
47
Macromolecules that speed up chemical reactions that make/break down polymers
Polymers
Enzymes
Proteins
Catalysts
48
Water’s properties that facilitate an environment for life are
Versatility as a Solvent
Ability to Moderate Temperature
Cohesive Behavior
Expansion Upon Freezing
49
The # of atoms in the amount of substance given by one mole. Equals 6.02 * 10^23 daltons
Asparagus's Number
Arugula's Number
Avogadro’s Number
Artichoke's Number
50
Only common substance to exist in the natural environment in all 3 physical states of matter
Fire
Earth
Wind
Water
51
_______ biology is the analysis of the interactions among the parts of a biological system
Systems
Network
Complex
Structural
52
Which functional group is shown?
Methyl
Hydroxyl
Carboxyl
Carbonyl
53
Lipids are __ because they consist of hydrocarbons w/ nonpolar covalent bonds
Hydrophilic
Hydrophobic
54
Types of chemical bonds from strongest to weakest
Ionic, Covalent, Hydrogen/Van der Waal
Hydrogen/Van der Waal, Ionic, Covalent,
Hydrogen/Van der Waal, Covalent, Ionic
Covalent, Ionic, Hydrogen/Van der Waal
55
Atom’s __ is equal to the # of unpaired electrons needed to fill outermost shell
Border
Valency
Charge
Edging
56
Formula for monosaccharides is
Cn(H2O)n
Cy(H2O)y
Cx(H2O)x
Cz(H2O)z
57
Water's in __ when water molecules dissociate at the same rate at which they are being reformed
Dynamic Equilibrium
Dynamic Stability
Dynamic Symmetry
Dynamic Balance
58
An __ is any substance that increases the H+ concentration of a solution, pH value less than 7
Acid
Base
59
Sum of all masses of all atoms in a molecule. 1 mole of a substance = its molecular mass number
Molecular Weight
Molecular Mass
Molecular Bulk
Molecular Size
60
The study of compounds that contain carbon
Biological Chemistry
Animate Chemistry
Organic Chemistry
Natural Chemistry
61
__ fatty acids have the max # of H atoms possible and no double bonds, __ have 1+ double bonds
Unsaturated, Saturated Fatty Acids
Saturated, Unsaturated fatty acids
62
The heat a liquid must absorb for 1 g to be converted to gas
Heat of Evaporation
Heat of Condensation
Heat of Humidity
Heat of Vaporization
63
Reaction when 2 monomers bond together through the loss of a water molecule
Hydrolysis
Evaporation
Condensation
Dehydration
64
These isotopes decay spontaneously, giving off particles and energy
Irradiated
Radioactive
Half-Life
Dangerous
65
___ is the search for information and explanations of natural phenomena
Probe
Delving
Inquiry
Scrutiny
66
Water is a ___ due to its polarity, but __ dissolve hydrophobic substances
versatile solvent, will
versatile solute, will
versatile solute, won't
versatile solvent, won't
67
Fats, phospholipids, and steroids are all
Nucleic Acids
Carbohydrates
Lipids
Proteins
68
Why H2O has such a high specific heat and high heat of vaporization
Van de Waal Bonds
Surface Tension
Solvent
Hydrogen Bonds
69
Thermal energy in transfer from one body of matter to another is
Warmth
Heat
Fever
Friction
70
Which functional group is shown?
Phosphate
Amino
Methyl
Sulfhydryl
71
Isomers that have the same covalent bonds but differ in spatial arrangements are also called
Cis Isomers
Trans-Cis Isomers
Trans Isomers
Cis-Trans Isomers
72
Drug used in 60’s for morning sickness. R enantiomer helped, S caused severe birth defects
Thalipentide
Thalidopamine
Thalizenide
Thalidomide
73
Reaction that is essentially the reverse of the dehydration reaction, breaks polymers by + H2O
Hydrolysis
Condensation
Evaporation
Rehydration
74
Compounds with the same molecular formula but different structures and properties
Isosceles
Isopods
Isochron
Isomers
75
Chemical messengers that travel through the cardiovascular system
Blood cells
Oxygen Molecules
Hormones
Antibodies
76
The most common monosaccharide, aka C6H12O6
Fructose
Glucose
Glycose
Sucrose
77
The seven functional groups that are most important in the chemistry of life are:
Amino, Sulfhydryl
All of the above
Hydroxyl, Carboxyl, Carbonyl
Methyl, Phosphate
78
Which functional group is shown?
Carbonyl
Carboxyl
Hydroxyl
Methyl
79
Which of the four classes of org compounds is NOT a polymer?
Nucleic Acid
Carbohydrates
Lipids
Proteins
80
The simplest lipid is a __, made of a carboxyl group (COOH) attached to a long carbon skeleton
Skinny Acid
Mild Acid
Neutral Acid
Fatty Acid
81
The amount of heat that must be lost for 1 g of that substance to change its temperature by 1°C
Particular Heat
Specific Heat
Fixed Heat
Precise Heat
82
The process where CO2 dissolves in sea water to form carbonic acid
Ocean Acidification
Lake Acidification
Stream Acidification
Aquifer Acidification
83
The number of moles of solute per liter of solution
Molality (m)
Molarity (M)
84
Ice floats __ water and __ it, protecting organisms living under the sheet of ice
sinks beneath, heats
floats on top of, insulates
floats on top of, heats
sinks beneath, insulates
85
The smallest unit of matter that still retains the properties of an element
Bond
Atom
Molecule
Compound
86
____ have membrane-enclosed organelles, largest is the nucleus. Found in most forms of life
Viruses
Bacteria
Prokaryotic Cells
Eukaryotic Cells
87
Ionic compounds ___ consist of molecules
Do Not
Do
88
Living organisms consist mostly of __ based compounds
Oxygen
Nitrogen
Carbon
Hydrogen
89
Elements with a full valence shell are chemically ___, or nonreactive
Stationary
Effete
Dormant
Inert
90
DNA molecules are made up of two long chains arranged in a ____
Hexagonal Prism
Torus
Double Helix
Equiangular Shape
91
Which form of glucose requires alternating orientation for dehydration?
Linkage of α glucose monomers
Linkage of β glucose monomers
92
______ is the reduction of complex systems into simpler components for more manageable to study
Reductionism
Microcosm
Deflation
Condensation
93
The amount of heat required to raise the temperature of 1 g of water by 1°C
Hectocalorie
Calorie
Kilocalorie
Milocalorie
94
The origin of life could have taken place near
Volcanoes
Lakes
Forests
Mountains
95
A __ is any substance that reduces H+ and increases OH-, pH value greater than 7
Base
Acid
96
Long molecule consisting of many similar building blocks, monomers
Polymer
Quadramer
Multimer
Trimmer
97
Polymers of simple sugars are called
Polysaccharides
Glysaccharides
Disaccharides
Monosaccharides
98
___ takes the form of recorded descriptions (can't be measured)
Qualitative Data
Quantitative Data
99
___ is a substance consisting of two or more elements in a fixed ratio
Mixture
Combination
Compound
Complex
100
Structural polysaccharide found in the exoskeleton of arthropods & supports cell walls of fungi
Glycogen
Chitin
Starch
Cellulose
101
Electron potential energy is called its energy level, or __. The lower the __, the less energy.
Electron frame, frame
Electron level, level
Electron shell, shell
Electron case, case
102
Ionic compounds represent a ratio of elements in
Matter
Salt Crystals
Objects
Simple Sugars
103
Aldehyde has C=O __ of carbon skeletons, Ketone has C=O __
Inside, Outside
Outside, Inside
104
Hydrolysis __ H2O while dehydration __ H2O
Removes, Adds
Adds, Removes
105
___ shows what it does and how it works. ___ suggests its structure and organization.
Structure, Function
Function, Structure
106
___ helps the transport of water against gravity in plants
Bonds
Adhesion
Pressure
Cohesion
107
Biology is the study of _______. Organisms are subject to basic laws of ______ and _______
animals, nature, and nurture
diversity, adaptation, and natural selection
life, physics, and chemistry
molecules, chemistry, and physics
108
___ the energy that matter has because of its location or structure
Potential Energy
Moving Energy
Kinetic Energy
Still Energy
109
Gene expression converts information from gene to cellular product in this order
DNA → RNA → Protein
RNA → DNA → Protein
Protein → DNA → RNA
Protein → RNA → DNA
110
View that physical and chemical laws govern all natural phenomena (opposite of vitalism)
Channels
Mechanism
Structuralism
Naturalism
111
The three-dimensional space where an electron is found 90% of the time
Orbital
Figure
Prism
Cycloid
112
Cells are ___ water
20-50%
40-70%
99%
70-95%
113
A __ is the dissolving agent of a solution, the __ is the substance that is dissolved
Solute, Solvent
Solvent, Solute
114
Which functional group is shown?
Methyl
Phosphate
Amino
Sulfhydryl

BSC 2010 Exam 1 Practice Flashcards | StudBud