What is a common misconception about protein consumption?

Understanding Proteins and Their Role in the Body

Interactive Video
•

Emma Peterson
•
Biology, Science, Chemistry
•
9th - 12th Grade
•
Hard
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
You need to eat a lot of protein to build muscle.
Protein is not necessary for muscle growth.
Protein can be replaced entirely by carbohydrates.
Eating protein will always lead to weight gain.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are proteins chemically made of?
Complex carbohydrates
Short chains of fatty acids
Long chains of amino acids
Simple sugars
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of amino acids must be obtained through diet?
All amino acids
Non-essential amino acids
Conditionally essential amino acids
Essential amino acids
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to proteins during digestion?
They are converted into glucose.
They are stored as fat.
They are denatured and broken down into amino acids.
They remain unchanged.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might pre-term infants be deficient in certain amino acids?
They have a fully developed digestive system.
Their bodies synthesize all necessary amino acids.
Their bodies may not synthesize enough proteins for certain reactions.
They consume too much protein.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of myofibrils in muscle fibers?
They are responsible for muscle contraction.
They provide nutrients to muscle cells.
They store energy for muscle contraction.
They transport oxygen in the blood.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does exercise affect muscle protein synthesis?
It decreases protein synthesis.
It only affects protein breakdown.
It has no effect on protein synthesis.
It stimulates pathways that increase protein synthesis.
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to excess amino acids in the body?
They are stored in the liver.
They are stored for later use.
They are used to build fat tissue.
They are converted into glucose or other compounds.
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of actin and myosin in muscle fibers?
They store energy for muscle contraction.
They provide structural support to bones.
They are involved in muscle contraction.
They transport nutrients to muscle cells.
10.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of protein supplements?
To increase fat storage
To provide a magical muscle-building effect
To supply additional amino acids
To replace meals
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