Scientific Method
Characteristics of Living Things
Atoms and Molecules
Chemical Bonds
Macromolecules
100
What is the FIRST step of the scientific process?
Make an observation.
100
Eukaryotes have something that prokaryotes do not have. What is that?
A nucleus containing the DNA.
100
A proton carries a ____ charge.
Positive
100
An ______ bond happens between two atoms with opposite charges. An electron is transferred. 
Ionic
100
Organic molecules consist mainly of which two elements?
Carbon and hydrogen
200
Which variable is the one that the scientist alters in an experiment?
Independent Variable
200
What are the four major kingdoms of eukaryotes?
Animals, plants, protists, fungi
200
How many protons are in a carbon atom?
6
200
A(n) ______ substance repels water.
Hydrophobic
200
Hydroxyl is a specialized group of molecules that makes a molecule polar and hydrophilic. This is an example of a _____________.
Functional group
300
Science must be THREE things, list these.
Measurable, without bias, repeatable
300
_____ cannot make their own food and must eat other organisms.
Consumers
300
An atom that has more electrons than protons is called a(n) ______.
Anion
300
Rank the following in order of polarity.
A. nonpolar covalent
B. ionic
C. polar covalent
B
C
A
300
Olive oil is an example of a _____ fat.
unsaturated (liquid at room temp!)
400
____ reasoning uses patterns and trends to make a conclusion.
Inductive
400
Vultures peepeepoopoo on themselves in order to cool down. This is an example of _______.
Homeostasis
400
An isotope is a variation of an atom in which the number of ________ is varied from the "typical" atom.
Neutrons
400
Which of these two bonds are more soluble? 
Ionic
400
What are the complementary basepairs in DNA?
Adenine and Thymine
Cytosine and Guanine
500
"Climate change has no effect on native grasses" is an example of a ______.
Null hypothesis
500
Think of ordered complexity. When looking at any plant species, the flower is an ______.
Organ (reproductive organ)
500
As you travel to the right and up on a periodic table, the __________ of an element increases. This indicates a "stronger" element. 
Electronegativity
500
What special type of bond is responsible for the strength of water?
Hydrogen bonds
500
When two molecules form together and water is released, THIS type of chemical reaction is at work. 
Dehydration synthesis