This crossword No. 14521 clues and answers were published on Tue 22 Nov 2016 and the puzzle can be visited by following The Guardian Quick Crossword No. 14521 link.
All Across Clues and Answers:
1-across – Without vitality : LACKLUSTRE
7-across – Having no protection : EXPOSED
8-across – Small piece of ground : PATCH
10-across – Labyrinth : MAZE
11-across – Expression of agreement with something said : HEARHEAR
13-across – Artful : CRAFTY
15-across – Expressed : STATED
17-across – University staff member : LECTURER
18-across – Clue : HINT
21-across – Sugar coating as cake decoration : ICING
22-across – Open up an area : PIONEER
23-across – Lacking hope — ten odd pens : DESPONDENT
All Down Clues and Answers:
1-down – Bolivian capital : LAPAZ
2-down – Use bad language : CUSS
3-down – Paying guest : LODGER
4-down – Take apart : SEPARATE
5-down – Pull back : RETREAT
6-down – Very thin strings of pasta : VERMICELLI
9-down – Passed on by genetic factors : HEREDITARY
12-down – Extremely tense — hanged : STRUNGUP
14-down – Collection of public records : ARCHIVE
16-down – Intensify : DEEPEN
19-down – Chemically unreactive : INERT
20-down – Marijuana — fool : DOPE
This crossword has in total 24 where 12 are across and 12 are down.