Above what ?
<span><span>Specificity:
</span>If a person does not have the disease how often will the test be negative (true negative rate)> </span><span>In other terms, if the test result for a highly specific test is positive you can be nearly certain that they actually have the disease.</span>
Answer:
Hydrogen disulfide
Explanation:
Hydrogen disulfide
, which is responsible for the rotten-egg scent, is toxic rather than simply smelly, if inhaled at concentrations above 700 parts per million.
It can be present at very low concentrations well below those considered to induce health effects. The scent of sulfide hydrogen does not affect your well-being.
C. phenotype. Phenotype is the physical appearance. I use PH and PH to help me remember.