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Lilit [14]
2 years ago
7

1-True or False: Human activities such as nitrogen fertilizer can upset the balance of the nitrogen cycle.

Biology
2 answers:
kirza4 [7]2 years ago
8 0
The answer is true_____________
masha68 [24]2 years ago
3 0

Answer:

True because it disturbs the balance of the soil.

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A web of proteins in the cyoplasm that help support, anchor organelles and also help with movement is the __________.
zvonat [6]

Answer:

<em>T</em><em>he cytoskeleton</em>

<em>The cytoskeleton functions to create a network organizing the cell components and to also maintain the cell shape. It also provided a uniform movement of the cell and its organelles, by the filament system network found in the cell's cytoplasm</em><em>.</em>

<em>Hope</em><em> </em><em>this</em><em> </em><em>helps</em><em> </em><em>u</em><em>.</em><em>.</em><em>.</em>

3 0
2 years ago
Repressors are transcription factors that bind to _____________sequences in dna
Trava [24]

Answer:

The given blank can be filled with operator.

Explanation:

The proteins that assist in turning on or turning off the function of a specific gene by getting combined with certain sections of the DNA are known as transcription factors. The transcription factors that activate the transcription of a specific gene are known as activators, while that prevents transcription and is termed as repressors.  

A repressor can be an RNA or a DNA binding protein, which prevents the articulation of genes by getting combined with the operator. A repressor, which binds with DNA prevents RNA polymerase from getting combined with the promoter, which further inhibits the transcription of the genes into mRNA.  

6 0
3 years ago
Which of the following materials is most porous? shale clay unsorted sand and rock loosely packed gravel
lys-0071 [83]
Loosly packed gravel

4 0
3 years ago
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Aquatic ecosystems are governed by factors such as amount of oxygen, amount of light, and water movement.
34kurt
False

<span>Marine ecosystems like lakes and oceans have aphotic zones. Aphotic zones refer to the zones in the water where there is little or no sunlight. It is found in bodies of water were depths only receive less than 1% of sunlight penetrations. Bioluminescence is essentially the only light found in this zone and most food comes from dead organisms that sink at the bottom of lakes or oceans. </span>
8 0
2 years ago
Explain why leaving a generous tip at a restaurant one never plans on returning to is considered an altruistic act.
Ganezh [65]

Answer:

Responses may vary but should include some or all of the following information:

Aggression is a verbal or physical behavior that is intended to harm. Violence, on the other hand, is an aggressive behavior whose purpose is to abuse or harm another. An action can be aggressive without being violent, such as when one spreads gossip about another person. However, all violent acts are aggressive by definition.

Explanation:

4 0
2 years ago
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