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
Misha Larkins [42]
1 year ago
14

What was the first eon of the Precambrian?A. PaleozoicB. HadeanC. PhanerozoicD. Archean

Biology
1 answer:
poizon [28]1 year ago
6 0

Hadean is the first eon of precambrian, and took place around 4.6 and 4.0 billion years ago.

You might be interested in
In the citric acid cycle, the acetyl group of each molecule of acetyl-coa is converted into two molecules of ________.
Tatiana [17]

In the citric acid cycle, the acetyl group of each molecule of acetyl-CoA is converted into two molecule of carbon dioxide and water. It is the pathway that connects carbohydrates ,fat and protein metabolism.

The cycle which carried out by eight enzymes that completely oxidase acetate by which two carbon molecules in the form of acetyl -CoA into two carbon dioxide and water molecules.6- carbon glucose molecule is split into two 3- carbon molecules called pyruvate , which needs in order to create acetyl CoA.

Citric acid cycle is also known as krebs cycle or TCA cycle it is the series of chemical reactions to release to releases stored energy through the oxidation of acetyl-CoA from carbohydrate, fats and protein.

To learn more about Citric acid cycle here

brainly.com/question/11459709

#SPJ4

7 0
1 year ago
(ASAP PLEASE) Dichotomous key of brewer’s yeast (saccharomyces cerevisiae) e. coli bacteria (escherichia coli) green hydra (hydr
Serjik [45]

Answer:

Does the organism have legs?

Does the organism reproduce asexually?

Can the organism ferment?

Is the organism infectious?

Explanation:

The questions HAVE to be yes or no, in order for it to effectively determine which species is which.

4 0
3 years ago
You performed a finger sweep for the unconscious, choking child and pulled an object out of her mouth. What is your next action?
AfilCa [17]
For an unconscious child who is choking, the best goal is to remove the foreign object that obstructs the airpath of the system. The basic steps to be performed during basic rescue are as follows: (1) <span>Perform finger sweep (2) attempt rescue breathing (3) perform abdominal thrusts. these steps are done until successful</span>
8 0
3 years ago
Photosynthesis provide food and oxygen to all the living organism Is this true or False ???​
Arisa [49]

Answer:

True

I hope this helps!

3 0
2 years ago
Read 2 more answers
"Spent" nuclear fuel rods come out of a reactor and need to be handled carefully. Why must power plants spend so much money and
Sedbober [7]
The answer to your question is C

7 0
3 years ago
Read 2 more answers
Other questions:
  • Is this true or false?? - Humans have 46 chromosomes in each and every one of their cells except for the sex cells and blood cel
    13·2 answers
  • The cell structures that break down nutrient molecules and old cell parts are known as
    6·1 answer
  • What process is similar in both fermentation and cellular respiration?
    6·2 answers
  • How would you describe the process of artificial selection ?
    11·1 answer
  • Dna, or the instructions for making proteins, is found within the _____ of the cell; while protein synthesis machinery is found
    14·1 answer
  • What is germination​
    5·2 answers
  • Quick help pleaseeeeee
    10·1 answer
  • What is the melting point of a substance
    11·1 answer
  • Which of the following organisms in the soil food chain does not obtain energy directly from plants?
    7·2 answers
  • What can be visualized as a series of vertical lines around the Earth?
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!