Matthew35 Matthew35
  • 01-02-2014
  • Biology
contestada

How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?

Respuesta :

Dom Dom
  • 01-02-2014
Increase in size was one affect, also the increase of oxygen also affected the temperature
Answer Link

Otras preguntas

I need help with this this problemWrite the following in lowest terms
A right triangle is shown. 15 220 Which is closest to the value of x ? (G.8c)(1 point) O A. 13.9 O B. 6.1 o C. 5.6 OD 9.0
-2x + y = 3 5x - y = -3
The rate of change of function "f" is the same from x = -2 to x = 1 as it is from x = 1 to x = 4.Function “f” is a ? function
1 + xThe function g is defined by g(x)=7+2xFind g(a+5).
Which of the following expressions is equivalent to the one shown below?(-5.4)How do I solve this and what’s the answer ?
In the equation IX=b, if b<0, then how many solutions are there for x? Think about this: b is a number less than 0
Jimmy's school is selling tickets to a play. On the first day of ticket sales the school sold 12 senior citizentickets and 5 child tickets for a total of $173.
what is this 3+12c-4c
Write 1.75 % as decimal AND simplified fraction. ANS. As decimal __________. As simplified fraction. ________.