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
miss Akunina [59]
3 years ago
9

how did the formation of free oxygen from photosynthesis and the development of the ozone layer stop abiogenesis

Biology
1 answer:
inn [45]3 years ago
7 0

This solar energy conversion process is known as photosynthesis. ... At this time, the oxygen level was approximately 10% of its present atmospheric concentration. ... The presence of ozone enabled organisms to develop and live on the land.

You might be interested in
Stem cells can develop into which of the following cell types?
Svetradugi [14.3K]
B. Leaf cells. Because the rest aren’t right I think
3 0
3 years ago
Do the benefits seem to outweigh the risks of genetically modifying about the glittering gold seahorse Explain your rationale.
sweet-ann [11.9K]

Answer:

yes it does

Explanation:

4 0
3 years ago
Where does the first stage of cellular respiration occur?<br> .W<br>.X<br>.γ<br>.Z<br>.W​
Luba_88 [7]

Answer:

Mitochondria

Explanation:

Cellular respiration occurs primarily in the mitochondria of your cells. The mitochondria is like the powerhouse of cells

5 0
3 years ago
Explain this image, using all of the terms above. *
olasank [31]
The image is describing photosynthesis, the pansy absorbed carbon dioxide, sunlight, and water as nutrients and in return excretes/ produces oxygen and glucose.
3 0
3 years ago
The cell membrane forms a protective barrier between the external and internal environments. It is referred to as ______________
Lesechka [4]
Semi-permeable. It is partially permeable to substances passing through.
8 0
3 years ago
Read 2 more answers
Other questions:
  • What is the main role of a hormone?
    11·1 answer
  • Fourteen-year-old warren has undergone a rapid increase in height and weight. warren is experiencing _____.
    6·1 answer
  • Some activists believe that using animals in scientific experiments is unethical. What is the ethical viewpoint that leads to th
    13·2 answers
  • Which event is caused by gravity with water
    9·2 answers
  • Drag each tile to the correct location.
    7·1 answer
  • Need help etm class hard
    5·1 answer
  • How is a solid substance affected by adding heat energy to it?
    9·2 answers
  • HELP<br><br><br> I MEED THIS HELP HELP HELP
    6·2 answers
  • I need an answer to thos anyone willing to help?​
    10·1 answer
  • What term is used to describe how well an organism functions in its
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!