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
givi [52]
3 years ago
9

What are three major hypotheses for the formation of organic compounds on earth

Biology
1 answer:
Stella [2.4K]3 years ago
5 0

At first, it was thought that the Earth's atmosphere consisted of hydrogen compounds—methane, ammonia and water vapour—and that life began under such reducing conditions, which are conducive to the formation of organic molecules

You might be interested in
What are the two main subdivisions of the nervous system and what areas of the body make up these two subdivisions?
Sav [38]

Answer:

The nervous system is comprised of two major subdivisions, the central nervous system (CNS) and the peripheral nervous system (PNS).

Explanation:

6 0
3 years ago
Imagine the grasshoppers population was gone. What would happen to the black and white bird population?​
Zina [86]

Answer:

The black and yellow bird population would begin to starve and would be forced to find alternative food, or die off. This would then send ripples through the food web, causing almost every species to be effected by the grasshoppers being gone.

4 0
3 years ago
What is the nuclelus funcion?
levacccp [35]

Answer:

Nucellus makes the most of the ovule. It encloses the embryo sac. They have abundant food reserves and therefore act as nutritive tissues for the embryo in some plants.

8 0
3 years ago
Read 2 more answers
Which step in the water cycle involves matter changing form?
Misha Larkins [42]
Infiltration is the step in the water cycle that involves matter changing form
8 0
4 years ago
What are the accessory organs of the digestive tract?
AlekseyPX

Answer:

tongue, salivary glands, pancreas, liver, and gallbladder.

Explanation:

hope this helpss :)

6 0
3 years ago
Read 2 more answers
Other questions:
  • Nuclear pores allow _______ to exit the nucleus.
    10·1 answer
  • Suppose a certain type of bacteria reproduces according to the model p(t)=100e^0.271t, where t is time in hours. at what rate do
    10·1 answer
  • ____________________ is a mechanism for change in a population in which organisms with favorable variations live, reproduce, and
    11·2 answers
  • Does corn syrup have more solutes than an egg?
    11·1 answer
  • It has been recently determined that the gene for Duchenne muscular dystrophy (DMD) is more than 2000 kb (kilobases) in length;
    7·1 answer
  • Which substance on the plasma membrane helps identify chemical signals from outside the cell?
    9·1 answer
  • Environmental science includes the study of all of the following except: a. planets b. soil c. water d. atmosphere Please select
    5·2 answers
  • A farmer made a pesticide (a chemical that keeps insects away) from the leaves of the plant and sprayed it on his crops. The fir
    6·1 answer
  • the lifelong process of learning and internalizing the norms of society, including how to behave and interact with others in var
    13·1 answer
  • A client suffers from bloody diarrhea after eating contaminated food at a local restaurant. the client has been infected with a(
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!