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Bio - Unit 1 - Biology Basics Flashcards | StudBud
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Bio - Unit 1 - Biology Basics
Bio - Unit 1 - Biology Basics
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Bio - Unit 1 - Biology Basics
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1
Which of the following terms represents the smallest part of an element that still has the properties of that element?
molecule
atom
cell
matter
2
Correct order in which we break down macromolecules for energy?
proteins, lipids, carbs
carbs, lipids, proteins
lipids, carbs, proteins
carbs, proteins, lipids
3
Which macromolecule makes up the majority of a cell memebrane's structure?
protein
nucleic acid
lipids
carbs
4
4 main types of macromolecules include: carbohydrates, lipids, nucleic acids and
starches
fatty acids
monosaccharides
proteins
5
In the hypothesis the __ variable is what is being tested, while the __ is the one we measure in response.
dependent, independent
control; dependent
independent; dependent
independent; control
6
Leaving the theater, Kia notices that the sidewalk is wet. If Kia assumes it rained during the movie, she is making
a hypothesis
a prediction
an inference
an observation
7
Macromolecule most likely to be involved in contracting muscles.
lipids
nucleic acid
protein
carbs
8
What must be considered when designing a solution for a problem with technology?
all of the above
time
materials
cost
9
Life can exist under the frozen surfaces in polar seas because...
water is a terrific solvent
water has a high surface tension
water has a high specific heat
water is less dense as a solid
10
Carbohydrate monomer is the
cellulose
monosacccharide
starch
polysaccharide
11
Micah needs 25 mL of motor oil to test his combustion engine. Which tool would give him the most precise measurement?
Flask
Test tube
Graduated cylinder
Beaker
12
When placed in H
2
O, oil doesn't dissolve and stays separate this mean its...
hydrophilic and polar
hydrophobic and nonpolar
hydrophilic and nonpolar
hydrophobic and polar
13
Animals store most of their excess energy reserves as ___ because
carbohydrate; they store twice as much energy/gram of glucose
fat; they store twice as much energy/gram
glucose; easy to break down
protein; it is a compact source of energy