This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Of the mass extinction events occurring in the past 570 million years, _________of them altered all ... (Read 83 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
on: Aug 11, 2018
Of the mass extinction events occurring in the past 570 million years, _________of them altered all of the earth's ecosystems.
 
  a. one
  b. two
  c. four
  d. none
  e. three

Question 2

GDP stands for __________.
 
  Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vickyvicksss

  • Sr. Member
  • ****
  • Posts: 351
Reply #1 on: Aug 11, 2018
Answer to Question 1

b

Answer to Question 2

gross domestic product


corkyiscool3328

  • Member
  • Posts: 539
Reply 2 on: Aug 11, 2018
Gracias!

mammy1697

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Past and current ranges of the grizzly bear. Past and current ranges of the grizzly bear.
The skullcap from Trinil, Java is the type specimen for H. erectus and is about 900,000 years old. The skullcap from Trinil, Java is the type specimen for H. erectus and is about 900,000 years old.
Life Cycle Nutrition: Toddlers through the Later Years Life Cycle Nutrition: Toddlers through the Later Years
Body Mass Index (IBM) Body Mass Index (IBM)
What is the mass of air in a room that measures 5.0 m 8.0 m 3.0 m? (The density of air is ... What is the mass of air in a room that measures 5.0 m 8.0 m 3.0 m? (The density of air is ...
How many electrons flow past a given cross section of the wire in 10.3 min? electrons How many electrons flow past a given cross section of the wire in 10.3 min? electrons
Video: Hershey Chase Experiments

For a complete list of videos, visit our video library