You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <alllinks galcontinue="BACE2_(_Homo_sapiens_)|94595" />
  </query-continue>
  <query>
    <pages>
      <page pageid="94411" ns="0" title="Sequence 259 (B3)" />
      <page pageid="94435" ns="0" title="Sequence 258 (B2)" />
      <page pageid="94444" ns="0" title="Sequence 254 (BACE1-4 , BACE14)" />
      <page pageid="94512" ns="0" title="Sequence 251 (BACE1-1 , BACE11)" />
      <page pageid="94521" ns="0" title="Sequence 253 ()" />
      <page pageid="94545" ns="0" title="Sequence 256 (MEN-1 (648), MEN1 (648) )" />
      <page pageid="94578" ns="0" title="Sequence 252 (BACE1-2 , BACE12)" />
      <page pageid="94843" ns="0" title="Sequence 255 ()" />
      <page pageid="95089" ns="0" title="Sequence 257 (B1)" />
      <page pageid="95592" ns="0" title="Sequence 1405(Tabalumab)" />
    </pages>
  </query>
</api>