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hodyreva [135]
3 years ago
6

The first organisms evolved on Earth around 4 billion years ago. The fossil record indicates that the first organisms were which

of the following?
Biology
2 answers:
Irina-Kira [14]3 years ago
6 0
Prokaryotes were the first

frozen [14]3 years ago
5 0

Answer:

prokaryotes

Explanation:

Prokaryotes were the first living beings to appear on earth, about 3 billion years ago. By evolution, prokaryotic cells gave rise to eukaryotes.

At the beginning of our planet, the first forms of life should have a very simple cellular organization. This is because the planet still had inhospitable characteristics that would be unable to support more complex life forms. In this scenario, prokaryotes would be the organisms most likely to survive and thanks to their existence, the most complex forms of life were able to exist.

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stiks02 [169]

Answer:

microscope's condenser

Explanation:

The microscope's condenser is a substage lens that concentrates light on the specimen.

<em>The condenser of a microscope is a structure that helps concentrate light rays from the light source to illuminate the specimen on the stage of the microscope. It is made up of a system of lens that converges the ray of light and an aperture diaphragm that can be used to control the amount of light that gets to the specimen on the stage of the microscope.</em>

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Natural selection was proposed by Charles Darwin to explain how species evolve. What is it?
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Which event is most likely to decrease the amount of sunlight that reaches Earth's surface?
Murrr4er [49]
B is the correct answer. A would have nothing to do with sunlight, also with c and d. B would cloud rhe skies, like what happened to the dinosaurs.
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zhenek [66]
The letter that has the greatest kinetic energy is D
3 0
4 years ago
Definition: a macromolecule that contains carbon, hydrogen, oxygen, and nitrogen, which is used by the body for growth and repai
satela [25.4K]

Answer:

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