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Maslowich
3 years ago
11

. What does it mean that the nitrogen gas needs to be "fixed"?

Biology
1 answer:
spin [16.1K]3 years ago
4 0

Answer:

Nitrogen cycle

Explanation:

Nitrogen fixation is the process by which atmospheric nitrogen is converted by either a natural or an industrial means to a form of nitrogen such as ammonia. In nature, most nitrogen is harvested from the atmosphere by microorganisms to form ammonia, nitrites, and nitrates that can be used by plants.

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The primary motor cortex for control of voluntary muscles is found in the
miss Akunina [59]

Answer: The primary motor cortex for control of voluntary muscles is found in the precentral gyrus of the frontal lobes.

Explanations:

The primary motor cortex is one of the important brain areas involved in motor function. It is found in the precentral gyrus of frontal lobes. It control voluntary muscles and generate impulses needed for movement execution.

Voluntary muscles are muscles that we can control consciously or we can control them at will and we can choose when we want to use them. They are also refers to as skeletal muscles and are attached to bones. The are majorly use for locomotion.

5 0
3 years ago
Which surface in the Gizmo has the most friction?
Troyanec [42]

Answer:

The Wood

Explanation:

The wood has the most friction because the final speed is less than the others when the fan is on and the cart slowed down the fastest when the fan is turned off.

8 0
2 years ago
Read 2 more answers
Which of the following organisms arose during the Mesozoic Era? a. mammals c. insects b. birds d. salamanders
Harlamova29_29 [7]
<h2>Answer:</h2>

The Mesozoic era is featured by the arousal of <u>b. birds</u>.

<h2>Explanation:</h2>

The Mesozoic Time is the age of the dinosaurs and kept going nearly 180 million a long time from around 250 to 65 million a long time back. It includes periods called the Triassic, Cretaceous, and Jurassic periods. A mass-extinction stamped the starting and conclusion of the Mesozoic Period. The occasion that caused the move from the Paleozoic time to the Mesozoic period was the most prominent termination this soil has seen.  

There's noteworthy prove that birds developed inside theropod dinosaurs, particularly, that winged creatures are individuals of Maniraptora, a category which belongs to dinosaurs period.

8 0
3 years ago
Please help me fill in the blank with the correct answer. What is the missing word?
k0ka [10]
Dependent. Density dependent factors is what is being described.
8 0
3 years ago
Lichens are among the slowest-growing organisms, but their tolerance of environmental extremes enables them to colonize habitats
bekas [8.4K]

Answer:

The correct option is B.

Explanation:

Lichens  is regarded as a mutual relationship between a mycobiont and photobiont, the relationship is targeted at enhancing their survival in extreme environments. The mycobiont is a fungal while the photobiont is usually a green alga or a mycobacterium. Each of the organism has their specific tasks; the mycobiont provides suitable habitat for the photobiont while the photobiont provide energy for the whole system.

7 0
3 years ago
Read 2 more answers
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