« previous next »

Author Question: Recent evidence indicates that the first major diversification of multicellular (Read 796 times)

penguins

  • Hero Member
  • *****
  • Posts: 903
on: Jul 12, 2013
Recent evidence indicates that the first major diversification of multicellular eukaryotes may have coincided in time with the
A) origin of prokaryotes.
B) switch to an oxidizing atmosphere.
C) melting that ended the "snowball Earth" period.
D) origin of multicellular organisms.
E) massive eruptions of deep-sea vents.


Millan

  • Sr. Member
  • ****
  • Posts: 368
Reply #1 on: Jul 13, 2013
I know it's C, we did this last week ;)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

penguins

  • Hero Member
  • *****
  • Posts: 903
Reply #2 on: Jul 18, 2013
Thank you, thank you!!


« previous next »
 

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Anatomical position of major neck structures Anatomical position of major neck structures
Anterior view of major muscles. Anterior view of major muscles.
The major events associated with the three phases of energy metabolism: the cephalic, absorptive, ... The major events associated with the three phases of energy metabolism: the cephalic, absorptive, ...
Major marma point locations. Major marma point locations.
Major Surface-Ocean Currents Major Surface-Ocean Currents
Major Vitamins List Major Vitamins List
Video: HIV Infection: Viral life cycle

For a complete list of videos, visit our video library