21-30 Flashcards
(15 cards)
forms when electrons are shared between atoms.
Covalent bond
formed when one or more electrons are transferred from one atom to
another.
Ionic bond
the electrons in the outer shell or energy level that are available
for bonding.
Valence electrons
the measure of acidity or alkalinity of a solution.
pH
a substance that dissolves in water to release a hydrogen ion. (H+)
Acid
a substance that dissolves in water to release a hydroxide ion. (OH-)
Base
the nucleic acid that contains all genetic information for a cell
Deoxyribonucleic Acid (DNA)
The shape of DNA that resembles a spiral staircase or a twisted
ladder.
Double helix
The building block of living organisms that passes genetic
information from one generation to the next. (e.g. DNA)
Nucleic Acid
a monomer of nucleic acid; consisting of a sugar, phosphate, and a
nitrogen base. (e.g. A,T,G,C)
Nucleotide
sugar; glucose, glycemia
Glyc
different or other; heterozygous
Hetero
similar or like; homozygous
Homo
water; hydration, hydropower
Hydro
over or beyond; hyperactive, hypertonic
Hyper
