enzymes
Are enzymes required to break or build polymers?
Both Enzymes break and build Polymers
What happens to the ph when adding acid?
decreases the ph
What does mutation cause?
genetic variation
What is the atomic number equal to?
number of protons
What is the name of the reaction that breaks down polymers?
HYDROLYSIS
Do enzymes change the amount of energy added or released by bonds being formed or broken?
Enzymes change the activation energy.
what kind of bond do hydrophobic functional groups have?
nonpolar covalent bond
where does life start?
the Cell
What type of ion is formed when an atom loses an electron?
POSITIVE ION
What are the four main biomolecules?
Nucleic acids, carbohydrates,lipids, and proteins
what do enzymes do?
Catalyze the chemical reaction
what can you add to increases the ph of solution?
base
What is the end goal in evolution and natural selections?
there is no end goal
What are the four elements that are the most important and prevalent to the life on Earth?
Oxygen, Hydrogen, Nitrogen, Carbon
What is the monomer of the nucleic acid?
NUCLEOTIDES
What kind of amino acids do you expect to find in the active site of an enzyme whose substrate is DNA?
non polar or non charged
what is the measure of the H+ concentration in a solution?
ph
What can cause population to change their frequencies of traits?
Natural Selection,Gene Flow,Cross Mating,Mutation,Genetic Drift
What type of bonding happens when an atom does a complete transfer of valence electrons?
IONIC BONDING
What type of bond attaches amino acids to other amino acids?
PEPTIDE BONDS
What can cause a denatured enzyme?
Salinity, temperature, pH
What functional groups are soluble in water?
Hydroxyl Groups,Carboxyl Group, Amino Group, Carbonyl Group
What is evolution?
Change in a population of a species over time
What is the rule that states that the outer Valence shell requires 8 electrons to be stable?
Octet Rule
How many levels in the complete structure of protein?
4 levels,primary, secondary, tertiary, and quaternary