Biological molecules Flashcards
1
Q
what is a hydrolysis reaction
A
water is used to break polymers down into monomers
2
Q
what is a condensation reaction
A
two molecules are combined to form a single molecule producing water
3
Q
what is hydrogen bonding
A
when a slightly negatively charged atom is bonded to a slightly positively charged atom
4
Q
what is an anion
A
an atom/molecule with a negative net charge as it has gained one or more electrons
5
Q
what is a cation
A
am atom/molecule with a positive net charge as it has lost one or more electrons
6
Q
examples of anions
A
> nitrate ions NO3-
chloride ions CL-
hydrogen carbonate ions HCO3-
Phosphate ions PO43
Hydroxide ions OH-
7
Q
examples of cations
A
> calcium ions CA2+
sodium ions Na+
potassium ions K +
hydrogen ions H+
ammonium ions NH4+
