Biology 1406 Exam 1 Review Questions and Answers Rated A
-Order
-Sensitivity / Stimuli
-Reproduction
Properties of Life -Growth & Development
-Homeostasis
-Regulation
-Energy Processing
Domain- Kingdom - Phylum- Class- Order- Family- Genus-
Taxonomy
Species
-adaptation
-variable traits
- survival of the fittest
-mechanism of heredity
Natural selection evidence
-artificial selection
-fossil records
-comparative anatomy
-molecular evidence
Controlled Experiment an experimental groups is compared with a control group
Technology apply scientific knowledge for some specific purpose
Covalent bonds share electrons
Ionic bonds attraction between an anion and a cation
weak attraction between the partially negative oxygen of
Hydrogen bonds one water molecule and the partially positive hydrogen of
a ditterent water molecule
Polar Share unequally
Nonpolar share equally
Hydrophobic don't like water
Hydrophillic water lover
1/6
, Biology 1406 Exam 1 Review Questions and Answers Rated A
Orbital where electrons is found 90% of the time
Valence the outer most shell controls chemical reactions
Electronegativity an atom's attraction for the electrons in a covalent bond
-Oxygen
-Nitrogen
Top Four Elements Needed for Life
-Hydrogen
-Carbon
If proton change Ditterent element
if electron change is a ion
if neutron change is a isotope
Cohesion hydrogen bonds hold water molecules together
Adhesion an attraction between ditterent substances
pH acid low pH
pH bas High pH
Carbon all organic molecules contain it
compounds with the same molecular formula but ditterent
Isomer
structures and properties
Structural isomers ditterences in structure of carbon skeleton
the same covalent bonds but ditter in spatial arrange-
Cis-trans (geometric) isomer
ments
Enaniomers isomers that mirror images of each other
Monomer- monosaccharides
Carbonhydrates
Polymer- polysaccharides
Monomer- amino acids
Proteins
Polymer- polypeptides
2/6
-Order
-Sensitivity / Stimuli
-Reproduction
Properties of Life -Growth & Development
-Homeostasis
-Regulation
-Energy Processing
Domain- Kingdom - Phylum- Class- Order- Family- Genus-
Taxonomy
Species
-adaptation
-variable traits
- survival of the fittest
-mechanism of heredity
Natural selection evidence
-artificial selection
-fossil records
-comparative anatomy
-molecular evidence
Controlled Experiment an experimental groups is compared with a control group
Technology apply scientific knowledge for some specific purpose
Covalent bonds share electrons
Ionic bonds attraction between an anion and a cation
weak attraction between the partially negative oxygen of
Hydrogen bonds one water molecule and the partially positive hydrogen of
a ditterent water molecule
Polar Share unequally
Nonpolar share equally
Hydrophobic don't like water
Hydrophillic water lover
1/6
, Biology 1406 Exam 1 Review Questions and Answers Rated A
Orbital where electrons is found 90% of the time
Valence the outer most shell controls chemical reactions
Electronegativity an atom's attraction for the electrons in a covalent bond
-Oxygen
-Nitrogen
Top Four Elements Needed for Life
-Hydrogen
-Carbon
If proton change Ditterent element
if electron change is a ion
if neutron change is a isotope
Cohesion hydrogen bonds hold water molecules together
Adhesion an attraction between ditterent substances
pH acid low pH
pH bas High pH
Carbon all organic molecules contain it
compounds with the same molecular formula but ditterent
Isomer
structures and properties
Structural isomers ditterences in structure of carbon skeleton
the same covalent bonds but ditter in spatial arrange-
Cis-trans (geometric) isomer
ments
Enaniomers isomers that mirror images of each other
Monomer- monosaccharides
Carbonhydrates
Polymer- polysaccharides
Monomer- amino acids
Proteins
Polymer- polypeptides
2/6
