10 Questions
Which type of bond is a hydrogen bond?
Polar bond
Where are hydrogen bonds found in water?
Between water molecules
What is the structure of an amino acid?
Central carbon bonded to an amino group, a carboxyl group, a hydrogen atom, and an R group
What are the three options for the R group in an amino acid?
Phenylalanine, tyrosine, tryptophan
What are three properties of water?
High polarity, high heat capacity, high surface tension
What is a hydrogen bond?
A hydrogen bond is a type of chemical bond that occurs when a hydrogen atom is attracted to an electronegative atom, such as oxygen or nitrogen.
Where are hydrogen bonds found in DNA?
Hydrogen bonds are found between the nitrogenous bases in the double helix structure of DNA.
What is the structure of an amino acid?
An amino acid consists of a central carbon atom bonded to an amino group, a carboxyl group, a hydrogen atom, and a unique side chain known as the R group.
What are three functions of carbohydrates in living organisms?
Carbohydrates serve as a source of energy, provide structural support, and are involved in cell communication and recognition.
What are three functions of proteins in living organisms?
Proteins play a role in structural support, enzymatic reactions, and transport of molecules within cells.
Test your knowledge on the fascinating world of hydrogen bonds and water properties with this quiz. Learn about the significance of hydrogen bonds in water and DNA, the structure of amino acids, and the different options for the R group. Explore the three key properties of water and understand how hydrogen bonding contributes to each one. Discover why water is considered a polar molecule and how its properties enable capillary action.
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