emmathesmartchick563
emmathesmartchick563 emmathesmartchick563
  • 03-09-2020
  • Biology
contestada

10.000000 points!!!! Pls answer!!!!

How much of the earths oxygen is generated by marine organisms?
A. 50%
B. 25%
C. 90%

Respuesta :

christiemassingill
christiemassingill christiemassingill
  • 03-09-2020
I think the answer is A
Answer Link

Otras preguntas

What's a normal blood pressure range?
At a hockey game, a vender sold a combined total of 115 sodas and hot dogs. The number of sodas sold was 37 more than the number of hot dogs sold. Find the numb
Persona que investiga e informa en un periódico o la televisión.
The majority of carbon dioxide is carried in blood as _____.
Life expectancy in the early 1900's was largely determined by a person's
Find a - 2b + 3c diminished by a - 2b - 3c + d.
What was the main attraction of the western territories of the United States in the early 1800s
What is a set of equations that have the same variables?
How do you balance __N2+__O2-->__N2O
I need a paragraph on why people should visit Tokyo Japan also including some attractions it has.