Answer:
The correct answer is A. car with the engine started, but parked and idling
Explanation:
This is the correct answer on edg. 2020
The history of dialysis dates back to the 1940s. The first type of dialyzer, then called the artificial kidney, was built in 1943 by Dutch physician Willem Kolff. Kolff had first gotten the idea of developing a machine to clean the blood after watching a patient suffer from kidney failure.
Answer:
Differences between metals and non-metals
Explanation:
Metals are elements that have luster.
Non-metals are elements that do not have luster. They are dull.
There are one to three electrons in the outer shell of the metals.
There are four to eight electrons in the outer shell of the non-metals.
Metals are a good conductor of heat and electricity.
Non-metals are the bad conductors of heat and electricity.
Metals are malleable, ductile, and sonorous.
Non-metals are brittle, non-ductile, and non-sonorous.
Direct current flows in a straight direction while alternating current, the direction of flow alternates
Answer:
Is important to inhibit the activity of DNases
Explanation:
The magnesium ions are cofactors of multiple enzymes like deoxyribonucleases also called DNases (cut the DNA) that helps in activating the enzymes for its functions. Chelex catches magnesium ions and inactivates the DNases. Is important in DNA isolation for the inactivation of DNases that can degrade the DNA that we want to isolate.