About how long ago did the first single-celled life form appear on Earth? A. 130 million years ago B. 1.5 billion years ago C. 2.5 billion years ago D. 4.1 billion years ago

My account
Edit my Profile
Private messages
My favorites

Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question

Tbrlpld asked Dec 20, 2022

51,287 views

4 votes

About how long ago did the first single-celled life form appear on Earth?

A. 130 million years ago
B. 1.5 billion years ago
C. 2.5 billion years ago
D. 4.1 billion years ago

Biology
college

Tbrlpld asked Dec 20, 2022

by Tbrlpld

3.3k points

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

1 vote

Answer:

Around 4.1 billion years ago, the first single celled life form appeared on Earth

Igustin answered Dec 26, 2022

by Igustin

2.7k points

0 Comments

Please log in or register to add a comment.

Ask a Question

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

3.2m questions

4.1m answers

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

Other Questions