« previous next »

Author Question: Although extinction is a natural process, current extinctions are of concern to (Read 1179 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
on: Nov 3, 2013
Although extinction is a natural process, current extinctions are of concern to environmentalists because
A) more animals than ever before are going extinct.
B) most current extinctions are caused by introduced species.
C) the rate of extinction is unusually high.
D) current extinction is primarily affecting plant diversity.
E) None of the options are correct


plus1

  • Hero Member
  • *****
  • Posts: 676
Reply #1 on: Nov 3, 2013
I recall doing this last year, it's C, bye bye!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

penza

  • Hero Member
  • *****
  • Posts: 1,022
Reply #2 on: Aug 21, 2014
Incredible, thanks for your help!


« previous next »
 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

A 19-foot-long blue whale skull in the collections of the Smithsonian Museum of Natural History A 19-foot-long blue whale skull in the collections of the Smithsonian Museum of Natural History
Oncosis Process Oncosis Process
The Passenger Pigeon—a Recent Extinction Example The Passenger Pigeon—a Recent Extinction Example
Stages of the Infection Process Stages of the Infection Process
Natural Resource Prices, 1850–2010 Natural Resource Prices, 1850–2010
The steps in the process of creating a karyotype for chromosome analysis. The steps in the process of creating a karyotype for chromosome analysis.
Video: The Nerve Impulse

For a complete list of videos, visit our video library