Biochemistry
Ultimate Biochemistry Quiz
Test your knowledge of biochemistry with our comprehensive quiz! Whether you are a student, teacher, or just a science enthusiast, this quiz covers a wide range of topics including chemical properties, molecular interactions, and biological significance.
Join us to challenge yourself and discover how much you know about the fundamental aspects of life sciences.
- 23 engaging questions
- Varied question formats
- Instant feedback on your answers
Atoms are the smallest individual unit of an __
Element
Molecule
Compound
Electron
Heterogeneous mixtures that resist seperations and appear translucent or milky
Solvents
Colloids
Suspensions
Ions
Select all that are rare and noble gases
Hydrogen (H)
Helium (He)
Neon (Ne)
Xenon (Xe)
Oxygen (O)
Argon (Ar)
Krypton (Kr)
Sulfur (S)
Radon (Ra)
Ions are...
Two or more atoms held together by chemical bonds
When the number of protons equal the number of neutrons
Atoms that have gained or lost electrons
Substance present in the greatest amount
What is the difference between Mixtures and Compounds (select all that apply)
All chemical bonds exist in a mixture
No chemical bonds exist in a mixture whereas atoms are held together by by chemical bonds in a compound
Mixtures can be seperated by mechanical means whereas the elements of a compound are easier to seperate
Mixtures can be seperated by mechanical means whereas atoms of compounds must be forced apart by stronger means like enzymes or high temperatures
Properties of an Acid (select all that apply)
Taste Bitter
Taste sweet
Taste sour
Capable of destroying living tissue
Feel slippery/soapy
React with many metals
Bases Range from...
0-6.99
7.01-15
4-8
7.01-14
12-14
How much of our body weight consists of water?
50-75
30%-50%
50%-75%
80%
The tendency of one substance to cling to another substance
Adhesion
Cohesion
Solvency
Chemical Buffer
Organic Compound
Three Major Chemical Buffer Systems in the body
Bicarbonate Buffer System
Carbonate Buffer system
Oxygen Buffer System
Phosphate Buffer System
Protein Buffer System
Occurs when an acid and a base react yielding water and salt as end products
Physiological Buffer
Chemical Buffer
Buffer
Neutralization Process
Acid-Base Balance is one of the most important aspects of Homeostasis
True
False
What does the atomic number indicate?
Number of protons located in the nucleus
Number of electrons located in the nucleus
Number of neutrons located in the nucleus
Number of protons loacted in the valence shell
Average number of protons and neutrons
Average number of protons and electrons
Differ from one another only in number of neutrons
Hydrogen
Oxygen
Isotopes
Unsaturated Hydrocarbons
Saturated Hydrocarbons
Atomic Number
Nucleic Acids
Propanoic acid
DNA
RNA
DNA and RNA
Properties that account for water and its ability to support life
Solvency
Cohesion
Absorbtion
Chemical Reactivity
Cellular Compostion
Adhesion
Thermal Stability
Metabolism
When Water molecules form a cluster or __
Water Cluster
Hydration Cluster
Hydration Sphere
Hydration Circle
A base is a
Proton Acceptor
Proton Donor
Electron Donor
Neutron Acceptor
A weak Acid ranges from
1.0-3.0
7.01-9
0-2
3.4-5.5
5-6.99
How is pH measured
Acid Scale
PH scale
Proton scale
Dehydration synthesis
1 Kilocalorie or Calorie =
100 calories
1000 Calories
1000 calories
10 calories
Chemical Buffers function as ___ ___ composed of a weak acid and a weak base
Functional Groups
Hydrogen Bonds
Inorganic Compounds
Nucleic Acids
Nitrogenous Base
Protein Buffers
Buffer Systems
Organic Compounds
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