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
snow_tiger [21]
3 years ago
8

What gas dominated earth’s first atmosphere?

Biology
1 answer:
iren2701 [21]3 years ago
4 0

Answer:

hydrogen gas dominated earth's first atmosphere?

You might be interested in
Drag the labels onto the equation to identify the inputs and outputs of cellular respiration.
MaRussiya [10]
Inputs of Cellular respiration are <span>Oxygen (6O</span>₂)<span> and Glucose (C</span>₆<span>H</span>₁₂<span>O</span>₆)<span>
Outputs of Cellular respiration are </span><span>Carbon Dioxide, water, ATP or energy
The main purpose of cellular respiration is to produce ATP. It takes place in the mitochondria.
ATP is the energy of the cells so that it can properly functions inside the body.




</span>
8 0
3 years ago
Which of the following is a scalar quantity?<br> ⇒velocity<br> ⇒speed<br> ⇒force
scoray [572]

Answer: A. Speed

Explanation: Hope it Helps!

4 0
3 years ago
Read 2 more answers
In a particular population the allele frequency of the ABO blood type alleles are as follows: r is 50%. IB is 49% and i is 1%. I
agasfer [191]

Answer:

26% is the percent of the population will have an A blood type (Option C)

Explanation:

Due to technical problems, you will find the complete explanation in the attached files

Download pdf
7 0
3 years ago
The difference between plant and animal cells
Gnom [1K]

Answer:

Plant cell has cell wall but animal cell dont.

A plant cell contains a large, singular vacuole that is used for storage and maintaining the shape of the cell. In contrast, animal cells have many, smaller vacuoles. Plant cells have a cell wall, as well as a cell membrane. ... Animal cells simply have a cell membrane, but no cell wall.

8 0
3 years ago
Which statement accurately describes the atoms of a specific element.
Sveta_85 [38]
A zinc, Zn, atom contains 30 protons inside the nucleus and 30 electrons outside the nucleus. hope this helped :)
4 0
3 years ago
Other questions:
  • What of the following is most likely to occur if an organism’s environment is outside the organism’s range of tolerance?
    15·1 answer
  • What are the three main factors of the cell theory, and which parts of the previous cell theory can be disproven?
    7·1 answer
  • An increased greenhouse effect and the depletion of the ozone layer are two examples of
    6·2 answers
  • Prokaryotes, like most living organisms, need movement to locate food and to survive. If a prokaryote needed to move to a new fo
    6·2 answers
  • In an organism, a muscle cell has the same DNA
    8·1 answer
  • 1. What was the accepted belief in the origin of life in the 19th century?
    10·1 answer
  • What is the average speed of the car after 3 seconds? A. 5 m/s
    7·1 answer
  • In three to five sentences, explain why birds have different lengths and shapes of beaks.
    8·1 answer
  • Which describes a pathway that tends to slow down a process?
    9·1 answer
  • Sam drives an excavator at an open surface strip coal mine. which type of coal is he most likely to collect closest to the surfa
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!