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
Ilya [14]
3 years ago
7

Which major processes were needed for the origin of life on Earth?

Biology
1 answer:
Anit [1.1K]3 years ago
4 0

Answer:

The conditions of the early Earth were not at all feasible for the survival of life. The primitive conditions of the earth had a very heated environment. There was not enough amount of free oxygen present. The only oxygen that was found at that time was in the water molecules of in other molecules and hence there was no free oxygen. Some prokaryotes, which were able to survive in hydrothermal vents were able to survive in these primitive conditions.

You might be interested in
Sally does not exercise. She tends to eat on the go and eats a lot of food that is high in calories and fat. She takes daily cal
olchik [2.2K]
The answer is <span>osteoporosis. 

Osteoporosis is a condition characterized by loss of bone tissue, so bones become more fragile. It is the result of deficiency in calcium or D vitamin or of hormonal changes. Human body cannot produce calcium, but 99% of all calcium in the body is in the bones. Also, human skin is able to produce D vitamin in sunlight. Both calcium and D vitamin are necessary for strong bones.
Thus, if a person </span>eats a lot of food that is high in calories and fat and takes daily calcium and vitamin D <span>supplements, this suggests that osteoporosis is diagnosed.</span>
3 0
4 years ago
Read 2 more answers
Why are human cells different?
Arisa [49]

Answer:

Human cells are different from plant cells because human cells do not have chloroplasts and do not have cell walls. Human cells also use the Krebs Cycle for energy while plant cells use Calvin Cycle.

Explanation:

6 0
3 years ago
Read 2 more answers
This structure provides support and protection for plant cells
KonstantinChe [14]
Cell wall.......... Hope it helps, Have a nice day :)
6 0
4 years ago
Read 2 more answers
What kind of animals are found in the owl pellet ecosystem?
victus00 [196]
Small creatures such as small lizards,rats and some of the larger bugs.
3 0
3 years ago
Read 2 more answers
The ability to rotate a model so that it looks 3-dimensional is an advantage of computer modeling. The image below, for example,
My name is Ann [436]

The answer is The colors are added by the programmer to identify different elements in the molecule.

3 0
3 years ago
Other questions:
  • Where are ganglia of the parasympathetic division located?
    13·1 answer
  • what is one of the primary functions of olive oil in the body I have to pick from these choices 1. building proteins 2. storing
    9·1 answer
  • Ethane, with the chemical formula C2H6 , is an example of _____.
    9·1 answer
  • explain the difference between the number of chromosomes between a frog somatic cell and a frog egg cell
    14·1 answer
  • Too much logging in the Oyamel fir forests could lead to the eastern monarch butterfly going extinct because _______.. a.. the e
    13·2 answers
  • Blue poppies native to China were grown at a plant-breeding center in California. The plants with the thickest leaves were most
    7·1 answer
  • List the 4 main components that make up the blood
    10·2 answers
  • Humans evolved in the Eocene period.
    5·1 answer
  • In active transport, carrier proteins
    5·1 answer
  • The 1988 fires affected the lodgepole pine in Yellowstone National Park. What were the long-term effects?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!