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Science, Chemistry, Biology
University
grade
Introduction to Biochemistry
15 questions
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- Multiple ChoicePlease save your changes before editing any questions.
Gas exchange in the alveoli and red blood cells constitute the fact that Biochemistry is involved in different or various types of metabolic processes within an organism.
TRUE
FALSE
- Multiple ChoicePlease save your changes before editing any questions.
What is the main energy unit for a living organism?
Carbohydrates
Carbon
NADPH
ATP
ADP
- Multiple ChoicePlease save your changes before editing any questions.
Central dogma states that DNA is replicated to DNA. DNA is transcribed to RNA. And finally, RNA is translated to what?
Carbohydrates
Lipids
Proteins
Nucleotides
- Multiple ChoicePlease save your changes before editing any questions.
What theory states that the different elements that were subjected to different stresses in the past resulted to the creation of macromolecules that is used to create life?
Big Bang Theory
Primordial Soup Theory
Endosymbiotic Theory
Biochemical Theory
- Multiple ChoicePlease save your changes before editing any questions.
What is not true about carbon?
Has 4 valence electrons.
Can easily form bonds with other elements.
Coupled with Hydrogen, there are the base elements of organic molecules.
Can produce up to quadruple bonds.
- Multiple ChoicePlease save your changes before editing any questions.
Alcohols, Ether, Ketone, and Aldehydes are just some of the compounds with carbon as its base. These specific compounds are also called as:
Enantiomers
Hydrocarbons
Functional groups
Carbon bases
- Multiple ChoicePlease save your changes before editing any questions.
Comprised of weak bonds, this bonds are temporary and can be easily disrupted by another polar compound.
Hydrogen bonds
Ionic bonds
Covalent bonds
Metal bonds
- Multiple ChoicePlease save your changes before editing any questions.
If there are 2 directional arrows present in a reaction, it means that the reaction is not reversible.
TRUE
FALSE
- Multiple ChoicePlease save your changes before editing any questions.
Acidity and Basicity of a substance depends on the presence of hydrogen ions and what?
Hydroxide ions
Hypochloride ions
Hydrostatic ions
Hydroxyl ions
- Multiple ChoicePlease save your changes before editing any questions.
What does not belong to the group?
Glucose
Sucrose
Fructose
Galactose
- Multiple ChoicePlease save your changes before editing any questions.
Triglycerides are composed of a single molecule of glycerol bound to three fatty acids.
TRUE
FALSE
- Multiple ChoicePlease save your changes before editing any questions.
Unsaturated fatty acids are also termed as:
LDL
HDL
LDL
VHDL
- Multiple ChoicePlease save your changes before editing any questions.
The phosphate head of a phospholipid is characterized by a hydrophobic end.
TRUE
FALSE
- Fill in the BlankPlease save your changes before editing any questions.
What is the building block of proteins?
- Multiple ChoicePlease save your changes before editing any questions.
RNA contains all of the nitrogen bases except Uracil.
TRUE
FALSE