× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
c
6
r
4
c
3
m
3
h
3
1
3
n
3
s
3
d
3
c
3
r
3
e
3
Home Q & A Board Biology-Related Homework Help General Biology
New Topic  
dotyc92 dotyc92
wrote...
Go to Answer
Posts: 402
Rep: 0 0
6 years ago
One current estimate claims that humans are responsible for the extinction of how many species per
  hour?
  a. 2
  b. 3
  c. 4
  d. 5
  e. 6

Question 2

If one kind of plutonium isotope is not removed, the wastes from a nuclear power reactor must be kept
  out of the environment for how many years before they are safe?
  a. 25
  b. 250
  c. 1000
  d. 5000
  e. 10,000 or more
Read 61 times
3 Replies
Replies
Answer verified by a subject expert
sdfaffsdfaff
wrote...
#1
Posts: 323
Rep: 0 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

dotyc92 Author
wrote...
#2
6 years ago
Makes tons more sense now! Vote with confidence people, these are all correct
wrote...
#3
6 years ago
Slight Smile Feeling super proud now
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1128 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 388
  
 210
  
 230