Question and answer
PhotoautotrophsChemoautotrophsCyanobacteria were the first organisms that released oxygen as a by-product of photosynthesis.
Cyanobacteria were the first organisms that released oxygen as a by-product of photosynthesis.
Question
Asked 1/15/2013 12:38:51 PM
Updated 3/11/2016 3:42:10 PM
1 Answer/Comment
Flagged by emdjay23 [3/11/2016 3:18:41 PM], Unflagged by jeifunk [3/11/2016 3:42:07 PM], Edited by jeifunk [3/11/2016 3:42:10 PM]
Get an answer
New answers
Rating
8
Cyanobacteria were the first organisms that released oxygen as a by-product of photosynthesis.
Added 3/11/2016 3:18:40 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [3/11/2016 3:42:11 PM]
Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
Algae can reproduce by _____. fission sexual reproduction fragmentation all of the above
Question
Updated 9/29/2015 6:54:24 PM
1 Answer/Comment
All of the above. Algae can reproduce by fission, sexual reproduction, and fragmentation.
Added 9/29/2015 6:54:24 PM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [9/29/2015 8:32:19 PM]
Scientists believe chemoautotroph scyanobacteria or photoautotrophs were the first types of cells able to make their own food.
Weegy: Scientists believe CYANOBACTERIA were the first types of cells able to make their own food. (More)
Question
Expert Answered
Updated 41 days ago|10/20/2021 2:45:38 PM
1 Answer/Comment
Scientists believe chemoautotrophs were the first types of cells able to make their own food.
Added 41 days ago|10/20/2021 2:45:37 PM
This answer has been confirmed as correct and helpful.
The matured ovary of a plant is a _____. pistil flower fruit seed
Weegy: The matured ovary of a plant is a fruit. (More)
Question
Updated 5/15/2015 1:46:34 AM
0 Answers/Comments
The control center and director of cell activities is the _____. endoplasmic reticulum nucleus mitochondria lysosomes
Weegy: The control center and director of cell activities is the NUCLEUS. (More)
Question
Updated 3/18/2014 6:31:01 PM
0 Answers/Comments
Cotton, used to make clothes, shoes, blankets, etc., comes from a plant. True or False
Question
Updated 6/9/2016 4:21:48 AM
1 Answer/Comment
Cotton, used to make clothes, shoes, blankets, etc., comes from a plant. TRUE.
Added 6/9/2016 4:18:05 AM
This answer has been confirmed as correct and helpful.
Confirmed by selymi [6/9/2016 4:21:38 AM]
34,832,375
questions answered
Popular Conversations
14. VOAD is: A. An independent volunteer organization that rebuilds ...
Weegy: Ask one question at a time. User: 25. How should you plan for managing and coordinating spontaneous ...
11/22/2021 11:11:04 PM| 10 Answers
_______ contain close to 70% of all the fresh water on Earth. _______ ...
Weegy: Glaciers contain close to 70% of all the fresh water on Earth. Wind erosion is most common in flat, bare areas ...
11/27/2021 6:09:43 PM| 6 Answers
During metamorphic processes, water facilitates the transfer of ions ...
Weegy: During metamorphic processes, water facilitates the transfer of ions between and within minerals, which can ...
11/23/2021 4:25:34 PM| 5 Answers
The four main purposes for academic writing are to _______, _______, ...
Weegy: The four main purposes for academic writing are to Inform, Entertain, Persuade, and Convince.
11/24/2021 12:59:51 AM| 5 Answers
The four main purposes for academic writing are to _______, _______, ...
Weegy: The four main purposes for academic writing are to Inform, Entertain, Persuade, and Convince.
11/29/2021 9:35:28 PM| 5 Answers
Fill in the blank. One of the best reasons to write is to _______ ...
Weegy: One of the best reasons to write is to express what we think.
11/23/2021 5:53:20 PM| 4 Answers
What is the correct function for the national center for missing & ...
Weegy: The correct function for the National Center for Missing & Exploited Children (NCMEC) is: Facilitates the ...
11/24/2021 8:33:27 PM| 3 Answers
Annual sales are
Weegy: Annual revenue is the total amount of money a company makes during a given 12-month period from the sale of ...
11/25/2021 9:40:25 PM| 3 Answers
Which one of these characteristics did all of the first waves of ...
Weegy: They all spoke English - is what all of the first waves of immigrants had in common. User: Under the ...
11/30/2021 6:26:26 PM| 3 Answers
The government has an interest in promoting competition between ...
Weegy: The government has an interest in promoting competition between businesses because competition results in lower ...
11/21/2021 2:56:28 PM| 2 Answers
S
L
Points 64 [Total 2252] Ratings 1 Comments 54 Invitations 0 Online
S
L
Points 6 [Total 417] Ratings 0 Comments 6 Invitations 0 Offline
S
L
Points 6 [Total 454] Ratings 0 Comments 6 Invitations 0 Offline
S
Points 2 [Total 2] Ratings 0 Comments 2 Invitations 0 Offline
S
Points 1 [Total 1] Ratings 0 Comments 1 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.