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notsponge [240]
3 years ago
5

Why does the concentration of CO2 go up and down throughout the year?

Biology
1 answer:
nadezda [96]3 years ago
7 0

the role of plants in carbon cycle

Explanation:

the amount of CO2 found in the atmosphere varies over the course of a year. much of this variation happens because of the role of plants in carbon cycle...respiration occurs all the time, but domains during the colder months of the year, resulting in higher CO2 levels in the atmosphere during those months.

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Cancer is the uncontrolled growth of cells. Which of the following would be most likely to cause
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Mutations in regulatory proteins during the cell cycle may cause affected cells to divide uncontrollably

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d. What are the preventive measures that can be applied to minimize the loss of life and property due to cyclone​
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Stay in the interior portion of your house, away from windows, skylights, and glass doors. Keep several flashlights and extra batteries handy. If your house is damaged by the storm you should turn the water and gas off at the main valves. i hoped thsi helped

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2 years ago
Which of the following makes up the top layer of a soil profile?
larisa [96]

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I think its organic material from plants and animals

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Edge 2020

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3 years ago
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How would a scientist have made the distinction between a unicellular and a multicellular organism in the 17th century(1600s), t
Drupady [299]

Using a microscope

Explanation:

A microscope is a scientific device used for magnifying and studying very tiny features.

It was invented by Anton Von Leeuwenhoek in the 17th century.

  • A unicellular organism is an organism made up of a single cell.
  • A multi-cellular organism is made up of several cells.
  • A cell is a very small microscopic structure.
  • It is usually described as the fundamental unit of life.
  • Due to its small size, the naked eyes cannot see it
  • The invention of the microscope opened up the world of cells.
  • Since they have been around for a long time, distinction of cells would have been made possible at those times using a microscope.

learn more:

Microscope brainly.com/question/4065308

#learnwithBrainly

5 0
3 years ago
PLEASE THIS URGENT PLS HELP
Greeley [361]

Answer:

adaptation is what's happening, and the moths changed color to adapt to the new environment.

because of the smoke, the light colored moths were easily spotted and eaten. but they changed color over time to account for that, turning black to make them harder to spot and eat.

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