Energy and Matter
This form of matter has definite shape and volume
Solid
This type of bond is formed when sharing two or more electrons
Covalent
Bases, acids, salts and water are what
Inorganic
This primary chain is coiled to from a spiral structure, stabilized by hydrogen bonds
Alpha Helix
4 major elements of the human body
Carbon, hydrogen, oxygen and nitrogen
If one atom (A) has 3 electrons in its valance shell and another (B) has 5 in it's valance shell. Which atom is likely to share their electrons with the other?
(A) electron
Carbohydrates, Lipids, Proteins, and Nucleic Acids are...
Organic Compounds
DNA stands for
Deoxyribonucleic Acid
This form of energy is directly involved in the moving of matter
Mechanical
Two or more atoms held together by chemical bonds is a
Molecule
An unequal sharing of electrons in a bond produces a
Polar Covalent Bond
This is composed of 3 fatty acids bonded to a glycerol molecule
Natural Fats (triglycerides)
This primary chain "zig-zags" back and forth forming a "pleated" sheet. Adjacent strands are held together by hydrogen bonds
Beta Sheet
This form of energy is stored in the bonds of chemical substances
Chemical
Isotope
This type of bond is too weak to bind atoms together
Hydrogen bond
When formula dissociates in water, if hydrogen ion is negative its a (A) ______ and if its positive it's a (B) ________
(A) Base and (B) Acid
What macromolecule is the polymer of amino acids?
Proteins
A one or two letter chemical shorthand for each element
Atomic symbol
Lesser and trace elements including (Ca, P, K, S, Na, Cl, Mg, I and Fe) make up what percentage of the human body
3.9%
What type of reaction is this.. AB + C = AC + B
Exchange reaction
Neutral Fats, Phospholipids, steroids and eicosanoids are all types of...
Lipids
In the DNA strand GTAATC what is the corresponding sequence?
CATTAG