Get a device to monitor heart rate
Abiotic factors are non-living components of an ecosystem that influence its surroundings. Temperature, light, and water are examples of variables in a terrestrial environment.
I hope this helps, and if it's not too much trouble, may I have your brainliest?
Answer:
a sample taken for analysis
Phenazopyridine is used to treat Urinary Tract Infections. Hope this helps!!