Answer:
Explanation:
a chemical reaction that occurs when a substance reacts with oxygen, releasing energy in the form of heat and light.
Answer:
Numerous examples of this human-induced contemporary evolution have been reported in a number of 'contexts', including hunting, harvesting, fishing, agriculture, medicine, climate change, pollution, eutrophication, urbanization, habitat fragmentation, biological invasions and emerging/disappearing diseases.
Prairie dogs with established burrows
Answer:
negative
Explanation:
Lateral-flow pregnancy test
It is a device use to confirm the prsence or the absence of the target analyte , which can be biomakers or the pathogens .
The very common type of lateral flow rapid test is the pregnancy test .
Lateral - flow technology uses colored nano particles , nitrocellulose membrane and antibodies to produce result of pregnancy .
As the sample is added , it flows along the test device passing via the conjugate pad to the nitrocellulose membrane and then to the absorbent pad.
The blue band on the control;l line and no band on the test line , gives a negative test of pregnancy .
Lungs (20)Lose elasticity and capacity (40% between ages 20 and 80), increasing difficulty to oxygenate blood.
