EVOLUTION
True or False: The Theory of Evolution can explain the origins of life.
FALSE
(It describes the change of populations of species over time)
Rule of thumb: Atoms tend to be balanced are when their valence shells (like rings) are filled with eight electrons
OCTET RULE
To increase the pH, add a (...) to your solution
BASE
Commonly found in potatoes, corn, and breads
STARCHES
Which enzymes could be found during the process of DNA replication?
Helicase, Primase, Polymerase, and Ligase
What religious controversy existed with Galileo's ideas?
His vision contradicted the orthodox interpretation of Biblical cosmology, which considered a physical, literal underworld and heaven regarding a disc Earth.
How important the pull of electrons for an atom is explained by....
ELECTRONEGATIVITY
pH midpoint value
7
One of these amino-acids is non-polar, which one is it?
Serine - Tyrosine - Asparagine - Alanine - Glutamine
ALANINE
The purpose of Enzymes is to (...) chemical reactions
CATALYZE
The walking, swimming whale
AMBULOCETUS
When a Nitrogen atom gains a new proton, that's an example of...
An Ionic Bond
The method to determine the pH in a solution is called (...)
TITRATION
The surface of a Protein tends to be (A), whereas the interior of it tends to be (B)
A: HYDROPHILIC
B: HYDROPHOBIC
TRUE or FALSE: Decreasing temperature generally speeds up a reaction, and increasing temperature slows down a reaction
FALSE (it's the other way around)
Scientific practice that seeks to determine the age of fossils
RADIOMETRIC DATING
List down 2 differences between Metals and Non-Metals
1. Metals are ductile and malleable, whereas Non-Metals remain in a solid state.
2. Metals form basic oxides, whereas Non-Metals form acidic oxides.
How could you obtain a pink color in a solution when determining its pH level?
By adding a BASIC SOLUTION
TRUE or FALSE: DNA and RNA are both examples of nucleotides
FALSE
What is the purpose of Non-Competitive Inhibitors?
They allow substrate binding (while also changing the active site)
When a "third party" (aka humans) willingly select for or against particular features in organisms
(Hint: The opposite of Natural Selection)
Artificial Selection
OCHN
A solution with a pH of 15 would be BASIC or ACIDIC?
TRICK QUESTION (the limit is 14)
If no carbohydrates were to be found in a solution which color could we expect after adding Lugol?
A) Amber, B) Green, C) White, D) No color change expected
A
Temperature can determine the (...) of an enzyme
SHAPE