1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
melisa1 [442]
3 years ago
9

Examine how photosynthetic prokaryotic cells changed the atmosphere of early Earth

Biology
1 answer:
romanna [79]3 years ago
4 0
They converted carbon dioxide to oxygen. The increased oxygen levels allowed for cellular respiration to occur instead of only glycolysis. The atmosphere became thinner, decreasing temperatures of the planet as well. 
You might be interested in
A biologist wants to demonstrate how atoms are combined in a DNA molecule, a geologist wants to demonstrate how mountains are fo
kenny6666 [7]

Answer:

Model building

Explanation:

8 0
3 years ago
Read 2 more answers
The fluid that moves around in the circulatory system of a typical arthropod is
postnew [5]
The slow rate at which diffusion occurs over large distances.
8 0
2 years ago
A lake is what type of system? <br>​
ehidna [41]

Answer:

<em><u>The water in lakes comes from rain, snow, melting ice, streams, and groundwater seepage. If water leaves a lake by a river or other outlet, it is said to be open. All freshwater lakes are open. If water only leaves a lake by evaporation, the lake is closed.</u></em>

5 0
3 years ago
Read 2 more answers
PLEASE HELP!!!!! A black swan and white swan breed and produce offspring that are gray in color. What is the most likely explana
SpyIntel [72]

Answer: C

Explanation: All of them could be correct, but I think this is the correct answer. I’m only in middle school, so if your not rushing you may as well wait for someone else.

6 0
3 years ago
Read 2 more answers
Which organelles is made of microtubules that functions during cell division?
dezoksy [38]
I think it's centrioles
6 0
2 years ago
Other questions:
  • Where is the esophagus situated in relation to the trachea?
    14·1 answer
  • T lymphocytes are responsible for ________ and maturation occurs in the ______ Group of answer choices the humoral immune respon
    8·1 answer
  • BRAINIEST!!
    6·2 answers
  • What type of bond if formed when electrons are shared between atoms ?
    7·2 answers
  • What is the hormone released by the posterior pituitary that causes your kidneys to reabsorb and conserve water?
    9·1 answer
  • If a small motor does 520 J of work to move a toy car 260 m, what force does it exert
    7·2 answers
  • What takes carbon out of the environment?
    7·1 answer
  • What do we call the parameters of the are of a population when we are organizing the biosphere
    6·1 answer
  • Select the correct answer.
    12·1 answer
  • According to the evolutionary theory, over the history of the human species __________ males have had the greatest impact on the
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!