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Biology Basics - Concepts 1-3 - Biology Flashcards | StudBud
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Biology Basics - Concepts 1-3 - Biology
Biology Basics - Concepts 1-3 - Biology
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Answers
1
The phospholipid head is described as being ____.
hydrophilic
hydrophobic
name tag
large
2
A protein is unique because of it's special structure and shape.
True
False
3
What is the dependent variable?
amount of food
type of fish
type of food
the time it takes to finish maze
4
Polar molecules dissolve in water.
False
True
5
Which of the following is
not
a major function of proteins....
Build new cells and tissues
Control chemical reactions in the body
Main energy source for the body
Assist in making cell membranes
6
Identify the DEPENDENT VARIABLE.
temperature
speed of sound
wind speed
loudness
7
Identify the Independent Variable.
amount of water
concentration of salt solution
number of sunflowers
height of plant
8
Nonpolar molecules dissolve in water.
True
False
9
Identify the constants.
The cup materials and the amount of ice in each cup
The cup materials and the time taken for the ice to melt
The amount of ice in each cup and the location of the cups
The location of the cups and the cup materials
10
Identify the independent variable:
How many kernels are left
How long it took to pop
microwave
Different brands of popcorn
11
Which is the best hypothesis based on the problem shown?
If a ball is at a certain height, then the ball will not bounce as high.
If height increases, then the ball will bounce higher.
The height will increase.
The height will decrease.
12
Which is NOT one of the six most common elements of living things?
Sulfur
Calcium
Phosphorous
Nitrogen
13
If nucleic acids code for proteins, which is a function of proteins?
to store energy for long-term use
to store hereditary information
to provide a quick supply of energy
to provide structure and transport materials incells
14
Which of the following is the most simple level of organization in living things?
Organism
Organ System
Organ
Cell
15
Which word describes water's high cohesive properties that allow this water strider to stride?
Surface Tension
High heat of vaporization
Adhesion
Capillary Action
16
An atom is the.....
negatively charged
positively charged
smallest particle of an element
the average atomic mass
17
Describe the shape and properties of a Phospholipid
Hydrophilic head and Hydrophobic tail
Hydrophilic head and tail
Hydrophobic head and tail
Hydrophobic head and Hydrophilic tail
18
Monomers of Nucleic acids are
fatty acids
monosaccharides
amino acids
nucleotides
19
Which is the best written hypothesis?
If the room is too hot then students will do better or worse
If I chew big piece of gum then I might blow a bigger bubble
Eating more vegetables will make you healthier.
If a bug is camouflaged then it won't be seen by predators.
20
Identify the constants.
The plant type, the height, the soil, and the music
The height, the soil, the plant type, and the sunlight
The plant type, the sunlight, the soil, and the pots
The music, the soil, the plant type, and the sunlight
21
What functions do lipids carryout?
wax coating cell wall fiber short term energy
insulation long term energy cell wall wax coating
wax coating cell membrane fiber sort term energy
insulation long term energy cell membrane wax coating
22
What are the 4 Essential Macromolecules of Life?
RNA, Glucose, Protease, Fat
Carbohydrates, Lipids, Water, Proteins
Water, Oxygen, Carbon, Glucose
Carbohydrates, Proteins, Lipids, Nucleic Acids
23
What are the protein structure levels in order?
Primary, Quaternary, Secondary, Tertiary
Quaternary, Tertiary, Primary, Secondary
Primary, Secondary, Tertiary, Quaternary
Tertiary, Secondary. Quaternary, Primary
24
The dependent variable in an experiment is:
the variable you control
The varialbe that you keep the same
The variable you change
The variable you measure or observe