« previous next »

Author Question: If all prokaryotes on Earth suddenly vanished, which of the following would be t (Read 877 times)

penguins

  • Hero Member
  • *****
  • Posts: 903
on: Jul 18, 2013
If all prokaryotes on Earth suddenly vanished, which of the following would be the most likely and most direct result?
A) The number of organisms on Earth would decrease by 1020%.
B) Human populations would thrive in the absence of disease.
C) Bacteriophage numbers would dramatically increase.
D) The recycling of nutrients would be greatly reduced, at least initially.
E) There would be no more pathogens on Earth.


Melanie

  • Full Member
  • ***
  • Posts: 204
Reply #1 on: Jul 18, 2013
Surely the answer is D. Bye!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

penguins

  • Hero Member
  • *****
  • Posts: 903
Reply #2 on: Aug 16, 2013
Thank you so much.


« previous next »
 

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Sunlight on Mars is dimmer than on Earth. This photo of a Martian sunset was imaged by Mars Pathfind Sunlight on Mars is dimmer than on Earth. This photo of a Martian sunset was imaged by Mars Pathfind
Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T
The Tilt of Earth’s Axis The Tilt of Earth’s Axis
Earth’s Revolution and Rotation Earth’s Revolution and Rotation
Ocean cover most of Earth’s surface Ocean cover most of Earth’s surface
Earth Science is Environmental Science Earth Science is Environmental Science
Video: Transcription—A molecular view

For a complete list of videos, visit our video library