Bio 100 Exam 1 - mastering
biology questions Complete
Questions and Correct Answers
with Rationales | Already Graded
A+ | Verified Answers | Latest
Exam
Save
Terms in this set (79)
__________ are substances that
CANNOT be broken down into
Elements
other substances by chemical
reactions
,Which four oxygen, carbon, hydrogen, and
elements make nitrogen
up the bulk of
living cells?
...is the number of protons in the
nucleus of an atom, which
Atomic number determines the chemical
properties of an element and its
place in the periodic table.
The number of protons plus
neutrons in an atom, represented
Atomic Weight as an average of all naturally
occurring forms of the element, is
known as...
... also called micronutrients, are
any chemical element required by
Trace elements living organisms in minuscule
amounts, but cells require them to
survive.
...is one of the four elements that
Nitrogen
make up 96.3% of living cells.
, ...is one of the seven elements that
Calcium make up a small fraction,
approximately 3.7%, of living cells.
...is one of the fourteen trace
elements and is a component of
Zinc
certain digestive enzymes and
other proteins.
A(n) ______ forms ionic bond
when one atom
gives up one or
more electrons
to another
atom.
Atoms or Ions
molecules with
a net electric
charge due to
the loss or gain
of one or more
electrons are
___.
, A(n) _____ covalent bond
involves the
sharing of
electron pairs
between atoms,
also known as a
molecular
bond.
When one pair single bond
of electrons is
shared
between two
atoms, a _____ is
formed.
When two pairs double bond
of electrons are
shared
between two
atoms, a _____ is
formed.
biology questions Complete
Questions and Correct Answers
with Rationales | Already Graded
A+ | Verified Answers | Latest
Exam
Save
Terms in this set (79)
__________ are substances that
CANNOT be broken down into
Elements
other substances by chemical
reactions
,Which four oxygen, carbon, hydrogen, and
elements make nitrogen
up the bulk of
living cells?
...is the number of protons in the
nucleus of an atom, which
Atomic number determines the chemical
properties of an element and its
place in the periodic table.
The number of protons plus
neutrons in an atom, represented
Atomic Weight as an average of all naturally
occurring forms of the element, is
known as...
... also called micronutrients, are
any chemical element required by
Trace elements living organisms in minuscule
amounts, but cells require them to
survive.
...is one of the four elements that
Nitrogen
make up 96.3% of living cells.
, ...is one of the seven elements that
Calcium make up a small fraction,
approximately 3.7%, of living cells.
...is one of the fourteen trace
elements and is a component of
Zinc
certain digestive enzymes and
other proteins.
A(n) ______ forms ionic bond
when one atom
gives up one or
more electrons
to another
atom.
Atoms or Ions
molecules with
a net electric
charge due to
the loss or gain
of one or more
electrons are
___.
, A(n) _____ covalent bond
involves the
sharing of
electron pairs
between atoms,
also known as a
molecular
bond.
When one pair single bond
of electrons is
shared
between two
atoms, a _____ is
formed.
When two pairs double bond
of electrons are
shared
between two
atoms, a _____ is
formed.
