Answer:
90,000 i think if its right your welcome if its not let me know
The answer is A. Reproductive Disruption
You have a middle names because when you are born or even before your parents pick a name for youa first name and it is up to your parents when you are born you either dont or do get a middle name.
Explanation:
the total mass of all the organisms in a representative area of the ecosystem C. the total mass of all the organisms in the ecosystem D. the number of organisms in each trophic level of the food web. leticiasilvacos is waiting for your help.
I believe the answer is: Different scientists use different data for investigation.
I say that because different scientists have different equipment, ideas, and have different methods. I hope I was right and i hope it helped and i wasn't to late to answer this question.