FINAL A&P 1

ionic bonds are the result of ______.

electrostatic force
it is the desire of electrons to _______ that is the basis of all chemical reactions.

complete their outer energy orbits
a covalent bond is _______.

two atoms sharing a pair of electrons
a hydrogen bond is _______.

attraction between two polar molecules
an atom that has gained or lost an electron is a ______.

ion
substances that don't dissolve in water are called _______.

hydrophobic
a 1 molar solution of glucose (molecular weight 180) has how many grams of glucose per liter?

180
an acid is a molecule that gives up _____ in solution.

hydrogen ion
the energy derived from the random collision of molecules that allows exergonic reactions to proceed is the _______.

energy of activation
what of the following is not a part of a nucleotide?

amino acid
the hand-rails of DNA are made of sugars linked together by ______.

phosphate
the major component of the cell membrane is _______.

phospholipid
channels that transport substances against their concentration gradients are called ______.

pumps
ligand gated?

protein channels that open after binding to a chemical messenger
mechanically gated?

protein channels that open after physical pressure on the protein
voltage gated?

protein channels that open after a change in the membrane's electrical potential

Author

rwischnewski

290711

Card Set

FINAL A&P 1

Description

A&P

Updated

2014-12-05T23:37:58Z