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

Author Question: Were there any eukaryotic cells on Earth 1.5 billion years ago? (Read 38 times)

lbcchick

  • Hero Member
  • *****
  • Posts: 550
on: Jan 16, 2020
Were there any eukaryotic cells on Earth 1.5 billion years ago?
◦ Yes, they first appear in the fossil record around 3.5 billion years ago.
◦ No, they do not appear in the fossil record until around 1 billion million years ago.
◦ No, they do not appear in the fossil record until around 500 million years ago.
◦ Yes, they first appear in the fossil record around 2 billion years ago.
Biology: The Core ¦ Simon ¦ 1st Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by lbcchick on Jan 16, 2020

Fayaz00962

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jan 16, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly


lbcchick

  • Member
  • Posts: 550
Reply 2 on: Jan 16, 2020
Gracias!

bbburns21

  • Member
  • Posts: 336
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Prokaryotic and Eukaryotic Cells Prokaryotic and Eukaryotic Cells
Earth Earth
Earth’s Heat Budget Earth’s Heat Budget
Idealized Tidal Bulges on Earth Idealized Tidal Bulges on Earth
Spermatogenesis and oogenesis in animal cells Spermatogenesis and oogenesis in animal cells
In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig
Video: Structure of Amino Acid, Peptide Bonds & Polypeptides

For a complete list of videos, visit our video library