Ellen777
Ellen777
02-06-2014
Biology
contestada
when did grass evolve?
Respuesta :
michellewilliam
michellewilliam
03-06-2014
67 million years ago in the form of phyollths (small sllica flecks in grass that make it difficult to digest)
Answer Link
VER TODAS LAS RESPUESTAS ( 87+ )
Otras preguntas
Jonathan has been on a diet since January 2013. So far, he has been losing weight at a steady rate. Bases on monthly weigh-ins, his weight, w, can be modeled by
How can b^2+9b+14 be re-written?1) (b+7) (b-7)2) (b-7) (b-2)3) (b+7) (b-2)4) (b+7) (b+2)
What two factors determine the state of rocks and metals Inside the earth?
A bottle rocket that was made in science class had a trajectory path that followed the quadratic equation y=-x^2+4x+6. What is the turning point of the rocket's
solve for x: 2x^2+4x-16+=0
The following statements about carbon dioxide are true EXCEPT a. It can be prepared by the action of acid on CaCO₃ b. It is used in fire extinguishers c. It d
A ski jumper competing for an Olympic gold medal wants to jump a horizontal distance of 135 meters. The takeoff point of the ski jump is at a height of 25 meter
The following statements about carbon dioxide are true EXCEPT a. It can be prepared by the action of acid on CaCO₃ b. It is used in fire extinguishers c. It d
How many heart chambers does a shark have?
Tear is to sorrow as smile is to
