An organism reacts to changes in its environment. this is called

Biology

1 answer:

Aliun [14]3 years ago

6 0

An organism reacts to changes in its environment. this is called Behavior

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What are the two main components of the nervous system? A. the brain nervous system and the spinal cord nervous system B. the pa

ANTONII [103]

Answer: The correct answer is D. the central nervous system and the peripheral nervous system.

The nervous system is a complex system that is made up of nerves and nerve centers in different organisms that carries messages to and from the brain and the spinal cord to send them into various parts of the body.

It is primarily divided into-

1) CNS that is central nervous system ( made up of brain and spinal cord). The CNS is responsible for the voluntary functions of the body.

2) PNS that is peripheral nervous system ( possess cranial and spinal nerves arising from brain and spinal cord respectively). It controls the involuntary functions of the body.

7 0

3 years ago

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Make a decision about the molecule NaHCO3 classification organic or inorganic

motikmotik

Answer:

$NaHCO_{3}$ is an inorganic compound.

Solution:

Firstly, all the known definitions of organic compounds excludes Carbonic acid and it's salt from organic compounds except if 'C' is present in the cation.
Secondly, Sodium is a metal which organic compounds cannot posses as a compound.
Lastly, there is absence of C-H bond which is present in all the organic compounds.

Hence, we can conclude that $NaHCO_{3}$ is an inorganic compound though there is presence of Carbon atom in it.

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3 years ago

Which type of change was seen in the ecosystems that were affected by the 1988 fires in Yellowstone Park

charle [14.2K]

Answer:SECONDARY SUCCESSION Explanation:Secondary succession can happen after primary succession or independently of primary succession.An example of Secondary Succession by stages:

1. An area of growth.

2. A disturbance, such as a fire, starts.

3. The fire destroys the vegetation.

4. The fire leaves behind empty, but not destroyed soil.

5. Grasses and other herbaceous plants grow back first.

6. Small bushes and trees begin to colonize the public area.

7. Fast-growing evergreen trees and bamboo trees develop to their fullest, while shade-tolerant trees develop in the understory.

8. The short-lived and shade-intolerant evergreen trees die as the larger deciduous trees overtop them. The ecosystem is now back to a similar state to where it began.

(Hope this helps)