After all this info you have given me, the correct one is Keystone species. As defined in sources like National Geographic, <span> These are types of plants or animals that play a unique and crucial role in the way an ecosystem functions. Without </span>keystone species<span>, the ecosystem would be dramatically different or cease to exist altogether. I hope this helps you a lot </span>
Condensation is the process<span> by which </span>water vapor<span> in the air is changed </span><span>into liquid water</span>
The target blood pressure for a trauma patient with suspected intra-abdominal hemorrhage is 80-90 mm Hg.
To keep healthy and living healthy lifestyle, a normal blood pressure is very important. If it goes too high or too low, it causes problems even sometime it leads to death. Blood pressure measures the diastolic pressure and systolic pressure.