This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The colonization of life onto land was closely tied to the A) appearance of multicellular ... (Read 121 times)

EY67

  • Hero Member
  • *****
  • Posts: 531
on: Jul 27, 2018
The colonization of life onto land was closely tied to the
 
  A) appearance of multicellular organisms
  B) development of photosynthesis
  C) oceans being overcrowded
  D) development of the ozone layer

Question 2

What is the maximum depth from which a pump on the surface can suck up water?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Edwyer

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

Atmospheric pressure will support a column of water about 10. m high.


EY67

  • Hero Member
  • *****
  • Posts: 531
Reply #2 on: Jul 27, 2018
Thanks


Edwyer

  • Sr. Member
  • ****
  • Posts: 337
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Life cycle of Obelia, a colonial cnidarian. Life cycle of Obelia, a colonial cnidarian.
Life expectancy in Botswana Life expectancy in Botswana
Thymus gland. (A) Appearance and position; (B) with anatomic structures. Thymus gland. (A) Appearance and position; (B) with anatomic structures.
Land and sea breezes Land and sea breezes
Life cycle of Giardia. Life cycle of Giardia.
Life cycle of Obelia, a hydrazoan that has alternating medusa (left) and polyp generations Life cycle of Obelia, a hydrazoan that has alternating medusa (left) and polyp generations
Video: Genetic terms Animation

For a complete list of videos, visit our video library