Macromolecules
What are the subunits of proteins?
Amino acids
What is the smallest unit of matter?
atoms
The reason why water is able to stick to itself is because of this water property
Cohesion
Enzymes are known to be _______.
Catalysts
The variable that remains constant throughout the experiment is known as ______.
The control variable
What are two examples of Nucleic acids?
DNA and RNA
The number of electrons is the same as the number of
protons
Water is known to be what type of molecule?
Polar
Enzymes work by speeding up ________.
Chemical Reactions
an educated guess is known as _____.
a hypothesis
What are the building blocks of lipids?
fatty acids
What is the atomic number of Hydrogen?
1
What type of bonds does water contain in order for it to have surface tension, high specific heat, cohesion/adhesion.
Hydrogen Bonds
Enzymes bind to substrates on their _____ site.
Active
The variable that is manipulated and changed throughout the experiment is known as _____.
Independent variable
Give 3 examples of lipids
wax, oil, fats, hormones, steroids, cholesterol
What are two parts of a solution?
solvent and solute
Why cant water and oil mix?
Water is polar
Oil is nonpolar
Enzymes are affected by 3 factors, what are they?
Temperature, pH, enzyme concentration.
When talking about measuring tree growth by changing the amount of sunlight given, what is the independent variable in that example?
sunlight
What are the 4 macromolecules?
Proteins, Carbohydrates, Nucleic Acids, Lipids
How do you find the neutron number?
Mass number - Atomic number
Water is known to be the universal _____.
Solvent
Enzymes are known to be which macromolecule?
Proteins
The variable that is measured or observed throughout the experiment is called
the dependent variable