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
drek231 [11]
3 years ago
14

How did cyanobacteria affect Earth's early atmosphere?

Biology
1 answer:
hammer [34]3 years ago
3 0

Answer:

The correct answer is option - C. They replaced carbon dioxide with oxygen in the atmosphere.

Explanation:

Cyanobacteria or Blue-green algae is a group of bacteria that is making its own food using water and carbon dioxide in the presence of sunlight, the process of photosynthesis

These organisms release oxygen as a byproduct of photosynthesis in the atmosphere. Through this process, these organisms replaced carbon dioxide with oxygen in the atmosphere in the early earth.

Thus, the correct answer is option C. They replaced carbon dioxide with oxygen in the atmosphere.

You might be interested in
What are three functions of proteins
kari74 [83]

Answer:

Explanation:

Growth and Maintenance.  

Acts as a Messenger. ...

Provides Structure. ...

Maintains Proper pH. ...

Balances Fluids. ...  

Transports and Stores Nutrients.

5 0
2 years ago
Read 2 more answers
Which structures are found in eukaryotic cells?
IRINA_888 [86]
Oh! Just did this in school!
Eukaryotic cells are more complicated than prokaryotic. Eukaryotic cells have DNA in their nucleus, they have more than one chromosome, lysosomes, preoxysomes, mitochondria, cytoskeleton, golgi apparatus
8 0
3 years ago
What are the steps that the allied health professional can take to ensure the calculation and measurement of the desired dose ar
AVprozaik [17]
<span>The steps that the allied health professional can take to ensure the calculation and measurement of the desired dose are done correctly are calculating and taking the right amount of dose of medicine and determining the route the medicine should be taken. Last one is keeping a check on the drugs that are prescribed to the patient if they are the right ones or not.</span>
3 0
3 years ago
Read 2 more answers
1 point
IRINA_888 [86]
The answer is False
3 0
3 years ago
Read 2 more answers
Example Of A Scientific Question That Could Be Investigated With An Experiment.
Andru [333]
• Which disinfectant kills the most bacteria

• How much bacteria is transfered to your hand when you touch a tap, door, etc.

• Who has more bacteria, males or females

6 0
3 years ago
Other questions:
  • What is the first step in the process during the formation of modded fossils
    12·1 answer
  • In a human zygote, how many diploid combinations of parental chromosomes are possible?
    14·1 answer
  • How are fossils related to climate change
    14·1 answer
  • Where in the cell does atp production take place?
    15·1 answer
  • Unconformities occur when _____.
    15·2 answers
  • How could the knowledge of cell division and cell differentiation help humans ?
    6·2 answers
  • If a multicellular organism contains chlorophyll c but no silica, to which phylum does it likely belong?
    7·2 answers
  • I need to know the answer to the question
    12·2 answers
  • Why can’t non-permeable or fully permeable membrane support life?
    13·1 answer
  • No Light<br> Yo =<br> Gas<br> Gas<br> Water<br> Plant
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!