Sophia - Human Biology - Unit 1 Milestone 1 100% Correct.
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Course
Sophia
Institution
Sophia
Sophia - Human Biology - Unit 1 Milestone 1
1
Which of the following statements about enzymes is true?
• Any enzyme in your body is capable of taking part in any type of reaction.
• Enzymes most often help to slow down reactions in the body.
• An enzyme can act to either join subst...
Sophia - Human Biology - Unit 1 Milestone 1
1
Which of the following statements about enzymes is true?
Any enzyme in your body is capable of taking part in any type of reaction.
Enzymes most often help to slow down reactions in the body.
An enzyme can act to either join substrates together or break them down.
The substrate will be physically different, but not chemically different after being acted upon by an enzyme.
CONCEPT
Enzymes
2
Which of the following is present only in RNA?
Cytosine
Adenine
Guanine
Uracil
CONCEPT
Nucleic Acids
3
Which of the following statements is true?
Diffusion involves the breaking down of dead organelles.
Diffusion involves the movement of molecules into or out of a cell.
Diffusion involves the movement of molecules using transport proteins.
Diffusion involves the movement of molecules in the cytoplasm.
CONCEPT
Diffusion
4
Select the statement that is TRUE regarding metabolism.
In catabolism, glucose is combined to form a complex carbohydrate.
In catabolism, complex carbs, proteins and other molecules are disassembled.
In anabolism, complex carbs, proteins and other molecules are disassembled.
In anabolism, polysaccharides are turned into monosaccharides.
CONCEPT
Metabolism
5
Which type of lipid doesn't have glycerol?
Triglyceride
Sterol
Saturated fat
Phospholipid
CONCEPT
Lipids
6 Which of the following sources of information is most credible?
An unbacked statement from a trusted friend
A high school biology textbook written and reviewed by a team of biology professors
Medical advice given by a nursing intern during an appointment
A lecture given by a biology teacher on the first day of class
CONCEPT
Evaluate Information
7
Which statement is true?
All cells have DNA.
In eukaryotic cells, DNA floats freely in the cytoplasm.
Prokaryotic cells don't have a plasma membrane.
Prokaryotic cells don't have DNA.
CONCEPT
Cell Theory
8
What is the main integrator in the human body?
The eyes, ears, nose, tongue and touch receptors
The spinal cord
The brain
The muscular system
CONCEPT
Homeostasis
9
Which of the following is a biological class?
Ursidae
Animalia
Chordata
Mammalia
CONCEPT
Organisms
10
What is true about the electron transport chain (ETC)?
The electron transport chain produces the same number of ATP as the Krebs cycle.
The electron transport chain takes place in the cytoplasm of the cell.
The largest byproduct of the electron transport chain is carbon dioxide.
ATP and water are products of the electron transport chain.
CONCEPT
Electron Transport Chain
11
Which of the following is a characteristic of the nucleus?
It is not found in eukaryotic cells.
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