Notice: Payments for answers will end 4/10/2017. Click for more info.
You have new items in your feed. Click to view.
Question and answer
Q: Biologists estimate how long ago species separated from a common ancestor using a technique called _____. a molecular clock radiometric dating relative dating stratigraphy
A: They use a molecular clock.
Get an answer
Original conversation
User: Biologists estimate how long ago species separated from a common ancestor using a technique called _____. a molecular clock radiometric dating relative dating stratigraphy

Weegy: They use a molecular clock.
aaaaaaaaaaaaaaa|Points 3996|

User: _____ created oxygen in the early atmosphere. Photosynthetic bacteria Asteroids hitting the earth Plankton Volcanic eruptions Forests

User: The Cretaceous-Tertiary extinction, the most famous of all the Big Five, has been attributed to what major event that triggered the fall of the dinosaurs? an asteroid hitting the earth increased competition from mammals rapid growth of forests on land surfaces glaciation

Weegy: Two prominent theories of extinction are climate change and an asteroid hitting the Earth.
diharpie|Points 2760|

User: Ninety-five percent of all living organisms were killed by the deadliest mass extinction in history. It is known as the _____ mass extinction. Cretaceous-Tertiary End Triassic Permian-Triassic Late Devonian Ordovician-Silurian

Weegy: Ordovician-Silurian, have another question?
ANGEEELICA|Points 7867|

User: When huge numbers of species die out in a short period of time, it's known as a mass extinction. True False

User: The first life forms found on Earth were _____. bryozoans bacteria insects shellfish

Weegy: The first life forms found on Earth were bacteriA
Expert answered|jeifunk|Points 1780|

User: A geologist is studying layers of rock. He finds a fossil of a bony fish. According to the law of faunal and floral succession, what new type of fossil would he most likely find next, in the layers of rock above? a fossil of an amphibian a fossil of a reptile a fossil of a trylobite a fossil of a human

Question
Asked 3/26/2012 8:37:30 PM
0 Answers/Comments
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
26,520,822 questions answered
Popular Conversations
Which of these is an example of a plateau period
Weegy: Can you share the options please?
12/1/2017 12:57:36 AM| 4 Answers
This year, after a lengthy, noisy debate, they decided to take ...
Weegy: This year, after a lengthy, noisy debate, they decided to take separate vacations. This is a Simple Sentence. ...
12/10/2017 4:51:34 AM| 4 Answers
How many solutions does the system have? x = -4y 4 2x 8y = 8
Weegy: The equations x = -4y 4 2x 8y = 8, have only one solution being the linear equations in two variables.
11/30/2017 3:57:16 PM| 3 Answers
HIV
Weegy: HIV stands for Human Immunodeficiency Virus.
12/1/2017 7:06:06 AM| 3 Answers
Which one of the following types of sentences gives a command or ...
Weegy: Do your work! The sentence above is an example of an IMPERATIVE sentence. User: Which one of the following ...
12/8/2017 6:12:32 AM| 3 Answers
should the subject agree with the verb
Weegy: A transitive verb is a verb that can take a direct object. User: Which of the following statements about a ...
11/30/2017 9:32:51 AM| 2 Answers
Simplify 10(2x + 3) - 20.
11/30/2017 10:00:15 AM| 2 Answers
How is the infinitive phrase used in the sentence? To write a novel ...
Weegy: I hope to convince them of my idea. The infinitive phrase "to convince them of my idea" is used as a NOUN. ...
12/2/2017 11:35:31 AM| 2 Answers
In order to maintain good hygiene it is best to reserve your bed for ...
Weegy: In order to maintain good "sleep hygiene" it is best to reserve your bed for sleeping and to engage in all other ...
12/3/2017 9:06:09 AM| 2 Answers
Weegy Stuff
S
Points 82 [Total 98] Ratings 4 Comments 42 Invitations 0 Offline
S
Points 5 [Total 5] Ratings 0 Comments 5 Invitations 0 Offline
S
P
L
P
Points 1 [Total 166] Ratings 0 Comments 1 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.