Exam 1 - Part 1
Which of these best describes an "emergent property"?
A - Metamorphosis
B - The whole is greater than its parts
C - Nature is cyclical
D - Gradual change over time
E - Utilization of Energy
B - The whole is greater than its parts
All organisms living in a particular ecosystem are a __.
A - Community
B - Ecosystem
C - Population
D - Biosphere
E - None of these are correct
A - Community
A polar substance is also ___.
A - Hydrophobic & Water soluble
B - Hydrophilic & Water insoluble
C - Hydrophobic & Water insoluble
D - Hydrophilic & Water soluble
E - None of these are correct
D - Hydrophilic & Water soluble
A Triglyceride is...
A - Lipid Soluble
B - Water Insoluble
C - Hydrophobic
D - Non-Polar
E - All of the above
E - All of the above
Which of these does NOT describe DNA?
A - Genetic material used by all organisms
B - Double helix structure
C - Deoxyribonucleic acid
D - Catalyzes biochemical reactions
E - Composed of nucleotides
D - Catalyzes biochemical reactions
An uncharged Potassium (K) atom has atomic no. 19 & its atomic mass 39. How many protons, neutrons, & electrons does it have?
A) 20p, 19n, 20e-
B) 19p, 20n, 19e-
C) 19p, 39n, 19e-
B) 19p, 20n, 19e-
Which of these is NOT a monosaccharide?
A - Glucose
B - Galactose
C - Lactose
D - Fructose
E - All of the Above
C - Lactose
This is an energy storage polysaccharide found in plants:
A - Starch
B - Gluclose
C - Cellulose
D - Glycogen
E - Chitin
A - Starch
Which of these taxonomic groups is the largest & most inclusive?
A - Order
B - Species
C - Kingdom
D - Genus
E - Phylum
C - Kingdom
The 3-letter code for asparagine is:
A - Asp
B - Ala
C - Arg
D - Asn
E - Asg
D - Asn
This chemical reaction builds polymers from monomer subunits:
A - Photosynthesis
B - Dehydration Synthesis
C - Glycolysis
D - Hydrolysis
E - Krebs Cycle
B - Dehydration Synthesis
Testosterone is a(n):
A - Polysaccharide
B - Steroid Hormone
C - Phospholipid
D - Unsaturated Fatty Acid
E - Saturated Fatty Acid
B - Steroid Hormone
In descending order of the biological hierarchy, which of these is correct?
A - Organism > Population > Community > Ecosystem
B - Population > Community > Organism >Ecosystem
C - Community > Organism > Ecosystem > Population
D - Ecosystem > Community > Population > Organism
E - None of these are correct
D - Ecosystem > Community > Population > Organism
Potassium (K) will most likely form what type of chemical bond?
A - Polar Covalent
B - Ionic
C - Nonpolar Covalent
D - Hydrogen
E - None of these are correct
C - Nonpolar Covalent
Which of these is incorrect?
A - Starch = Polysaccharide
B - Glucose = Monosaccharide
C - Cellulose = Polysachharide
D - Lactose = Disaccharide
E - Sucrose = Monosaccharide
E - Sucrose = Monosaccharide
Which of these describes saturated fats?
A - Fatty acid tails w/ one or more double covalent bonds
B - Liquid at room temperature
C - Fatty acid tails w/ no double covalent bonds
D - Partially Hydrogenated
E - None of these
C - Fatty acid tails w/ no double covalent bonds
Coordination between the brain, spinal cord, and peripheral nerves is an example of...
A - Organ
B - Organ System
c - Organism
D - Molecules
E - Population
B - Organ System
Amino acid monomers can link to form these polymers:
A - Carbs
B - Nucleic Acids
C - Lipids
D - Fatty Acids
E - Proteins
E - Proteins
H-Bonds between strands of ___ make it a strong structural polysaccharide.
A - Starch
B - Glucose
C - Glycogen
D - Cellulose
E - Chitin
D - Cellulose
The amino acid sequence is the ___ structure of a protein.
A - Quaternary
B - Functional
C - Tertiary
D - Secondary
E - Primary
E - Primary