Answer:
a) calculating the concentration at which 50% of the test organisms of a particular species die
Explanation:
Bioassays -
<u>Bioassays is an analytical method to assess the effect of marine pollutant on the organism by estimating the concentration at which 50% of the test organisms die after exposing the test organisms for a specified time.</u>
It can be done by quantitative or by qualitative experiment , or direct or indirect .
It is used to detect the biological hazards or give the quality assessment of the mixture .
It is also used for the monitoring the quality of water .
The inner plants are hotter, rockier, and considered the terrestrial planets.
The supplement of an angle that measures 80 degrees is called an acute angle
Answer:
hiii
Explanation:
I think it is -4 + 12x
If wrong please tell me, but that is what I would put
