Surface tension is caused by the attraction of the particles in the surface layer by the bulk of the liquid.
<span>1. temperature
2.water purification
3. succession
4. alien species
5. conduct a survey of a species population in an ecosystem
6. adopt ecological conservation practices</span>
It blocked the suns harmful UV rays
Activated partial thromboplastin
time (aPTT) is the blood test to monitor anticoagulation therapy for patients
taking heparin. The purpose of carrying out the Activated partial
thromboplastin time (aPTT) test is to find out if the right dose of heparin is
being used.
