« previous next »

Author Question: The Mesozoic spans from __________ years ago. a. 4.5 million to 60,000 b. 4.5 billion to 543 ... (Read 57 times)

drink

  • Hero Member
  • *****
  • Posts: 554
on: Jul 10, 2018
The Mesozoic spans from __________ years ago.
 
  a. 4.5 million to 60,000
  b. 4.5 billion to 543 million
  c. 5.43 billion to 45 million
  d. 248 million to 65 million

Question 2

Primate evolution occurs during the Cenozoic era, or about the last __________ years.
 
  a. 65 million
  b. 4.5 billion
  c. 45 million
  d. 6.5 billion


Anton

  • Sr. Member
  • ****
  • Posts: 302
Reply #1 on: Jul 10, 2018
Answer to Question 1

Answer d

Answer to Question 2

Answer a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth
The remarkably complete skull of a 3-year-old Australopithecus girl; the fossil is 3.3 million ... The remarkably complete skull of a 3-year-old Australopithecus girl; the fossil is 3.3 million ...
U.S. Patents and Patents per Million Residents, 2010 U.S. Patents and Patents per Million Residents, 2010
Average Years of Schooling versus GDP per Capita Average Years of Schooling versus GDP per Capita
Prevalence of good health in Canadians aged 65 years and older Prevalence of good health in Canadians aged 65 years and older
Earth 240 Million Years Ago Earth 240 Million Years Ago
Video: Corpus Callosum Animation

For a complete list of videos, visit our video library