dipatravechai1faa dipatravechai1faa
  • 24-01-2017
  • Biology
contestada

What caused the ordovician-silurian extinction event?

Respuesta :

righttwix
righttwix righttwix
  • 07-02-2017
there are 2 reasonable theories: 1) the earth cooling down 2) the sea level fell
Answer Link

Otras preguntas

Each step in the development of the theory of continental drift is supported by evidence. Match each step with the appropriateevidence below.Continental drift i
What’s the reciprocal of 7/9
Certificate of RBVP for project​
Packaging materials must not: a. Degrade. b. Scuff. c. Develop holes at folds. d. Any of the above.
Visual field tests, known as ________ tests, measure the patient's central and peripheral vision.
The majority of potassium in the body is found in the intracellular fluid compartment. -True -False
The intended purpose of the Ohio Standards for the Teaching Profession were developed as guides for teachers to continually ______ and ______ upon their effecti
Which of the following best describes this control effort? a. Technical preventive controlb. Technical corrective control c. Physical detective control d. Physi
Which of the following statements regarding IFRS is incorrect? a. The SEC has expressed concern that transitioning to IFRS might be prohibitively expensive and
Any number other than 694