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IgorLugansk [536]
3 years ago
9

The elements of the Earth undergo chemical reactions that build molecules, destroy molecules, and change molecules into other mo

lecules, reusing the same atoms over and over. These changes occur as atoms and molecules move through organisms, the ground, bodies of water, and the air. What are the patterns of these reactions and movements called?
Biology
1 answer:
OLEGan [10]3 years ago
6 0
<h3><u>Answer;</u></h3>

Biogeochemical cycles

<h3><u>Explanation</u>;</h3>
  • <em><u>Biogeochemical cycles are cycles through which earth's elements undergo chemical reactions that build molecules, destroy molecules, and change molecules into other molecules, reusing the same atoms over and over.</u></em> These cycles includes a variety of chemical, geological and biological processes.
  • The major biogeochemical cycles include; water cycle, carbon cycle, nitrogen cycle and oxygen cycle. These cycles function to conserve and recycle matter which is part of living organisms.
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EastWind [94]

The correct answer is: subjunctive and conditional.

Subjunctive mood – mood used for the expression of various states of unreality. This include the states such as wish, emotion, possibility, opinion..

Conditional – used for the expression of states: what could happen, what might have happened, and what we wish would happen..

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3 years ago
The cell theory eventually replaced the concept of spontaneous generation as a result of what experimental evidence?
Arisa [49]

<u>Answer:-</u> <em>Option C </em>- evidence that microorganisms cannot grow in boiled broth when new organisms were not allowed to enter.

<u>Explanation:-</u>

  • <em>Theory of spontaneous generation</em> stated that the living organisms can be created from non living matter. However, this theory was disapproved and replaced by the <em>cell theory</em> which stated that all living organisms are created from cells and new cells arise from pre-existing cells.
  • There were several experiments conducted by various scientists to disapprove the theory of spontaneous generation however, the experiment that was most successful to do so was the one conducted by <em>Louis Pasteur</em> in 1859.
  • <em><u>Description of the experiment:-</u></em>

-In his experiment, Pasteur boiled a meat broth in a flask (it was known that boiling the broth kills the micro organisms) and then heated the neck of the flask to bend into a S- shape.

The purpose of the S shaped neck was to allow the air to enter into the flask but not the micro-organisms as the micro organisms will settle by gravity in the neck and not reach into the flask.

<em>observations of the experiment</em> :-

1. Pasteur observed that even though the air entered the flask no micro organisms were growing in the flask.

2. Further,when he tilted the flask so that the broth came in contact with the part of the neck where the air borne microorganisms could have settled he was able to observe microbial growth in the flask.

These observations laid the theory of spontaneous generation to rest and proved that <em>organisms can only grow in the presence of pre-existing cells </em>which in this case were the microorganisms.  

4 0
3 years ago
PLEASE ANSWER ASAP!!
OverLord2011 [107]

Answer:

changing environment

Explanation:

If the species fails to adapt, it will die off.

5 0
2 years ago
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Can someone help me fill in the blanks. Thank you.​
butalik [34]

Answer:

1) fungi

2) tubers

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4) unequally

5) cuttings

6)equally

7)root

8) mitosis

this my knowledge on this questions...hope i helped!

8 0
3 years ago
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