Phosphate Ions

Question 1

PO43- attaches to other molecules to form ……………….. which are an essential component of……….

Answer 1

phosphate groups

DNA RNA ATP

Question 2

In DNA and RNA, the phosphate groups allow

Answer 2

individual nucleotides to join up (to form polynucleotides)

Question 3

In ATP, the bonds between phosphate groups store…………..

These phosphate groups can be easily ………………

When the bonds between phosphate groups are broken, they release a …………………, which can be used for …………….

Answer 3

energy

attached or detached

a large amount of energy

cellular processes

Question 4

Phosphates are also found in …………….., which are key components of the phospholipid bilayer of cell membranes

Answer 4

phospholipids