xavierzamudio1 xavierzamudio1
  • 02-10-2017
  • Biology
contestada

the development of what factored in the development of complex organisms

A.ozone

B.oxygen

C.cyanobacteria

D.all or the above

Respuesta :

SketchWasTaken
SketchWasTaken SketchWasTaken
  • 02-10-2017
The development of Ozone, Oxygen, Cyanobacteria factored into the development of complex organisms. The correct option is the last option.

The end of the Paleozoic Era was signaled by mass extinction of land and sea animals. The correct option is the second option.

Reptiles evolved from an ancestor of amphibians that developed an egg with a strong outer shell that kept it from drying out. The correct option is the first option.
Answer Link

Otras preguntas

Please help. Is algebra.
How did American Identity in the years leading up to WWII mimic identity leading up to WWI?
Parents should be able to text kids anytime in case of emergency. Ringing and vibrating phones disrupt classroom instruction. Many applications and Internet sit
Which of these is a prepositional phrase? 1. two benches 2.to receive the children 3.waited 4.in the garden
Let O be a quadrant I angle with cos(0) ✓11/7 Find sin(20).​
For the most part, custodial parents A. Almost always collect full child support awarded by the court. B. receive the full support ordered by the court less
i need help with this question
Think About the Process If you solve the linear system by adding to eliminate p, which step could you do first? Solve for p and q. 2p +39 = 7 3p + 59 = 10 Which
help please!! what is the volume of this composite solid
Hi I need help in this question