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

Author Question: Life emerged from the oceans about _________ billion years ago. Fill in the blank(s) with correct ... (Read 88 times)

cherise1989

  • Hero Member
  • *****
  • Posts: 555
on: Jul 27, 2018
Life emerged from the oceans about _________ billion years ago.
 
  Fill in the blank(s) with correct word

Question 2

Life forms became large and complex during the ______________ period.
 
  Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

InfiniteSteez

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Jul 27, 2018
Answer to Question 1

0.4

Answer to Question 2

Cambrian (not the Cambrian explosion)


cherise1989

  • Member
  • Posts: 555
Reply 2 on: Jul 27, 2018
Excellent

helenmarkerine

  • Member
  • Posts: 324
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

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?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Basic overview of energy and human life. Basic overview of energy and human life.
Martin Van Buren, sitting uncomfortably for this engraving, would eventually ascend to the presidenc Martin Van Buren, sitting uncomfortably for this engraving, would eventually ascend to the presidenc
Cellular basis of life. Cellular basis of life.
Macromolecules and the building blocks of life Macromolecules and the building blocks of life
Life cycle of the beef tapeworm (Taenia saginata). Life cycle of the beef tapeworm (Taenia saginata).
Nils Hoffmann feat. Dustin Tebbutt - Next Life Nils Hoffmann feat. Dustin Tebbutt - Next Life
Video: Structures that affect circulation - kidneys, blood volume and venous tone

For a complete list of videos, visit our video library