As you are searching for the GATE Life Sciences answer keys 2014, here I am uploading a pdf file which contains the same. This is the content of attachment:

1 D
2 A
3 C
4 25 to 25
5 A
6 A
7 C
8 D
9 C
10 0.48 to 0.49
1 A
2 B
3 C
4 B
5 C
6 1.9 to 2.1
7 C
8 ‐0.8 to ‐0.8