Water
Tendency for molecules of the same kind to stick together
What is Cohesion
The particles located in the nucleus of the atom are
What are Neutrons and Protons
The scale we use to determine if a substance is acidic or basic
What is the pH scale
The 4 biomolecules are
What are lipids, proteins, carbohydrates, nucleic acids.
A molecule that speeds up a reaction without itself being consumed
What is an Enzyme
Because it takes a lot of energy for water to move phases, it commonly exists in three different phases. These phases are
Water, liquid, and gas
The whole number representing the mass of the most abundant isotope
What is mass number
Any substance that releases H+ ions into a solution when dissolved
What is an acid
What is phobic
The monomers present in DNA and RNA, consisting of a phosphate group, a 5- carbon sugar, and a nitrogenous base
What is a nucleotide
To read the correct level of water in a graduated cylinder you much look at the bottom of
What is the Meniscus
The number of protons in Phosphorus- 31 are
What is 15
What is 10 fold increase
Carbohydrates are sugars, including starch, glycogen, cellulose, and chitin. What is the general structure of a carbohydrate?
What is a 5,6 carbon ring
What are alpha helix's and beta sheetz
Water is nicknamed the universal solvent. When a substance is placed in the water and dissolves, that substance is called the
What is the Solute
When two atoms are sharing pairs of electrons unequally
What is polar covalent bond
A weak acid or weak base that does not completely disassociate in a solution, but helps maintain a mixture
What is a buffer
Proteins are made using a combination of 20 different monomers called
What are amino acids
The 4 nitrogenous bases that make up DNA are
What are Adenine, Guanine, Thymine, and Cytosine
Water pulls on itself and the on the inner tissue of the tree (xylem) to cause the bulk flow of water in large amounts. This is called
What is Transpirational pull
Fleeting interactions between moderately polar or nonpolar moleusles
What are Van der walls forces
What is more acidic, black coffee or tomatoes?
What is tomato
DNA stands for
What is Deoxyribonucleic acid
The basic structure of amino acids
What are central carbon atom, a carboxyl group (COOH), amino group (NH2), and a R group (side chain).