HIV tests are used to detect the presence of the human immunodeficiency virus
(HIV) the virus that causes acquired immunodeficiency syndrome (AIDS) in serum, saliva , or urine such tests may antibodies, antigens, or RNA .
Answer:
1 unit
Explanation:
Each tropic level gets 10% of the energy from the last level it consumed.
The cell membrane helps to transport ions, nutrients, and waste.
Answer:
the answer is C
Explanation: The deep ocean circulation of water is caused by convection currents in water that allow cold water to rise and warm water to sink.
"The set of observable characteristics of an individual..." is what i found on google, so i'm guessing its a.
hope this helps :)
