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Biology Basics Review Flashcards | StudBud
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Biology Basics Review
Biology Basics Review
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1
Polymer: polysaccharide
nucleic acids
lipids
carbohydrates
proteins
2
Which category of carbon-based molecules includes sugars and starches?
proteins
unsaturated fatty acids
phospholipids
carbohydrates
3
Example: phospholipids
nucleic acids
lipids
carbohydrates
proteins
4
What subatomic particle(s) is/are inside an atom?
protons and electrons
protons
neutrons and electrons
protons and neutrons
5
A person notices that the sidewalk is wet. If the person assumes it rained during the movie, the person is
an inference
a prediction
an observation
a hypothesis
6
In a hypothesis the ____ variable is what is being tested, while the _____ variable isthe one being measured in response
dependent; independent
independent; dependent
independent; control
control; dependent
7
Which of the folowing terms represents the smalles part of an element that still has the properties of that element?
molecule
cell
atom
matter
8
Polymer: polypeptide
nucleic acids
lipids
proteins
carbohydrates
9
Polymer: nucleic acid
lipids
carbohydrates
nucleic acids
proteins
10
Polymer: triglycerides
nucleic acids
carbohydrates
lipids
proteins
11
In a cause and effect hypothesis, the “effect,” also represented by what
independent variable
constant
control group
dependent variable
12
A hypothesis is __________________.
a concluding statement
a testable possible explanation of an observation
a proven statement
a definite answer to a given problem
13
Example: sugars
proteins
carbohydrates
lipids
nucleic aicds
14
DNA/RNA
nucleic acids
lipids
carbohydrates
proteins
15
Which particles determine the identity of an element?
neutrons only
protons and electrons
protons only
neutrons and protons
16
No "main" function
carbohydrates
proteins
lipids
nucleic acids
17
If available, the body will always digest which macromolecule for energy first?
carbohydrates
lipids
proteins
nucleic acids
18
Which of the following terms represents the smallest part of an element that still has the properties of that element?
matter
molecule
cell
atom
19
The macromolecules that make up the majority of the cell membrane’s structure are ______ .
carbohydrates
proteins
lipids
nucleic acids
20
monomer: nucleotides
nucleic acids
proteins
lipids
carbohydrates
21
What macromolecules store energy long term?
carbohydrates
proteins
nucleic acids
lipids
22
Example: meats
nucleic acids
carbohydrates
lipids
proteins
23
We obtain all of the macromolecules from the food that we eat except for _____ .
lipids
proteins
nucleic acids
carbohydrates
24
Monomer: monosaccharides
lipids
nucleic acids
carbohydrates
proteins
25
Monomer: fatty acids
proteins
carbohydrates
lipids
nucleic acids
26
Function: express genetic information
lipids
carbohydrates
nucleic acids
proteins
27
When placed in water, oil does not dissolve and stays separate. This means oil ____ is and _____.
hydrophilic and polar
hydrophobic and polar
hydrophobic and nonpolar
hydrophilic and nonpolar
28
The most important element necessary for life that makes up every macromolecule is _____________.
oxygen
carbon
hydrogen
water
29
What group in your experiment is the group that is used for comparison and considered the "normal" group?
experimental
control
constant
independent
30
Life can exist under frozen surfaces in polar seas because...
water has a high surface tension.
water is a terrific solvent.
water is less dense as a solid.
water has a high specific heat.
31
What type of bond is created between water molecules?
love
ionic
hydrogen
covalent
32
What must be considered when designing a solution for a problem with technology?
materials
time
all of the above
cost
33
Function: structure
proteins
carbohydrates
lipids
nucleic acids
34
Animals store most of their excess energy reserves as _______ because...
glucose; it is easy to break down.
fat; they store twice as much energy per gram.
carbohydrates; they store twice as much energy per gram of glucose.
protein; it is a compact source of energy in their bodies.
35
The subatomic particles that are lost, gained, or shared in chemical bonds are called _________________.
protons
atoms
valence electrons
neutrons
