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Unit 1: Biology Basics 2020 Flashcards | StudBud
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Unit 1: Biology Basics 2020
Unit 1: Biology Basics 2020
23 terms
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Review before unit assessment.
Flashcards
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1
Identify the IV: A researcher wants to test the effect of caffeine on sleep.
Sleep
Caffeine
Bed Time
Coffee
2
What is the function of carbohydrates?
muscle contraction, transport and enzymes
quick energy to burn
long-term energy
genetic material
3
A polymer of a lipid is a:
monosaccharide
nucleotide
fatty acid
phospholipid
4
The macromolecule found in fruits & veggies:
Carbohydrates
Lipids
Proteins
Nucleic acids
5
Scientists test a relationship between a "cause" and an "effect." The "cause" is also known as the
independent variable
dependent variable
control group
constant
6
Where do we get our nucleic acids?
Foods we eat
You don't need them
Our parents
After digesting carbohydrates
7
In a phospholipid, the phosphate heads that face the exterior are:
hydrophobic (water loving)
hydrophilic (water loving)
hydrophilic (water fearing)
hydrophobic (water fearing)
8
What is the correct order that your body will digest macromolecules from first to last?
lipids, proteins, carbohydrates, nucleic acids
lipids, proteins, carbohydrates
carbohydrates, lipids, proteins, nucleic acids
carbohydrates, lipids, proteins
9
If a reagent (iodine, biurets, benedicts, sudan III) mixed with a solution doesn't change color, it's a:
favorable test
positive test
none of the above
negative test
10
Identify the DV: If carrots are eaten daily then there will be an improvement in vision.
Healthy Diet
Vision
Carrots
Vitamin A
11
In a laboratory experiment, what is the first step performed out of the following choices?
collect data from the experiment
form hypothesis
publish results
analyze data
12
If your IV and DV are both numerical (quantitative), it is best to use a:
line graph
graphs are not good for interpreting data
pie graph
bar graph
13
If some people are given a 5 mg drug or 10 mg drug to measure anxiety, which is the control group below?
10 mg of Anti Anxiety Drug
No Drugs
5 mg of Anti Anxiety Drug
Placebo (sugar pill)
14
The energy storage of calories/milligram for carbs, lipids, and proteins are:
4, 9, 4
4, 4, 4
9, 4, 4
4, 4, 9
15
Why is a control group important?
It is required by law
It is a statistical requirement.
For comparison of data
It is just good science
16
In our Soaps and Sanitizers lab, the dependent variable was:
the bacterial colonies
the soaps and sanitizers
the cotton swabs
the agar
17
This is used for comparison and does not get the treatment.
Dependent Variable
Control Group
Constant
Independent Variable
18
In a hypothesis, the ___ variable is change and the ___ variable is what's measured in response.
independent; dependent
Control; dependent
dependent; independent
independent; control
19
The macromolecule involved in enzymes cell transport within cell membranes:
Lipids
Nucleic Acids
Proteins
Carbohydrates
20
Amino acids are the monomer of:
lipids
nucleic acids
proteins
carbohydrates
21
The monomer and polymer of a protein, respectfully, are:
nucleotide; polypeptide
polypeptide; amino acid
amino acid; polypeptide
monosaccharide; polysaccharide
22
Identify the DV: A researcher wants to determine if an anti-anxiety drug decreases anxiety.
Heart Rate
Drugs
Anti-Anxiety Drugs
Anxiety
23
In our Soaps and Sanitizers lab, the control group was:
The students that got chosen to turn their labs in
The students got dirty, but didn't wash their hands
The students in the Set Up crew
The students that washed their hands