Top Posters
Since Sunday
e
5
R
5
e
4
4
d
4
o
3
p
3
t
3
3
m
3
p
3
m
3
Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
New Topic  
Nimaa Nimaa
wrote...
Go to Answer
Posts: 1610
Rep: 6 0
9 years ago
Paleontologists and ecologists agree that ________.
A) extinction is tied exclusively to human activities
B) 99% of all species that have ever existed are now extinct
C) biodiversity is evenly spread over the earth's biomes
D) more than 99% of all species alive today have been discovered and described
E) speciation is a major cause of biodiversity loss
Textbook 
Essential Environment

Essential Environment


Edition: 4th
Author:
Read 988 times
2 Replies
Replies
Answer verified by a subject expert
JesuisMelJesuisMel
wrote...
#1
Top Poster
Posts: 2453
Rep: 814 0
9 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

Nimaa Author
wrote...
#2
9 years ago
Thanks for the expertise, marking it solved.
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1043 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 4438
  
 216
  
 772
Your Opinion
Where do you get your textbooks?
Votes: 422
Previous poll results: Should Ph.D.'s be addressed as doctors?