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luda_lava [24]
2 years ago
14

QUICK QUESTIONS!! THANK YOU!!Why do we have limestone?what do iron bands mean?

Biology
1 answer:
andriy [413]2 years ago
5 0
First question is - Why do we have limestone? Formed from this type of sediment are biological sedimentary rocks. Their biological organ is often revealed in the rock fossils. Some limestones can form by direct precipitation of calcium carbonate from marine or fresh water. (The second question is) - What do iron bands mean? The rocks are "banded" because the iron minerals deposited in alternating bands with silica and sometimes shale. The banding might have resulted from seasonal changes in organism activity steel mill. Most iron ore is used to make steel. Here a steel slab is being cut to length in a steel mill.
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The very structured cells may viewed with a light compound microscope.
irakobra [83]

Answer:

These cells are Eukaryotic and are autotrophic

Explanation:

These are the cells of onion. An oinion is a plant and because it is a plant it is autotrophic meaning they make their own food. Also plants are eukaryotic which means they have a nucleus.

5 0
2 years ago
Amy quickly becomes the center of attention when she enters a room. She is a tall and attractive young woman who generally wears
masya89 [10]

Answer:

histrionic

Explanation:

Patients with histrionic personality disorder use their physical appearance, acting inappropriately seductive or provocative, to attract the attention of others. They have no sense of self-direction and are highly suggestible, often acting submissively to retain the attention of others.

Histrionic personality disorder is characterized by a widespread pattern of excessive emotionality and attention seeking. The diagnosis is by clinical criteria. Treatment is with psychodynamic psychotherapy.

Amy has many symptoms related to histrionic personality disorder, but only a professional diagnosis can confirm if she has the disease.

8 0
3 years ago
Students in Mrs. Nichols' ecology class noted that coastal regions in the state were changing. Areas that had once been only occ
Maru [420]
Global warming / climate change resulting in the melting of glaciers causing a rise in sea level. 

8 0
3 years ago
Name one nitrogen-containing that is present in Urine​
Kamila [148]

Answer:

2 NH3 (ammonia) + CO2 + 3 ATP + H2O → H2N-CO-NH2 (urea) + 2 ADP + 4 Pi + AMP

Explanation:

I found the formula for creating urine innthe body, i think its ammonia that is created by the nitrogen excess abd waste produced by the body.

Hope this helps

3 0
2 years ago
Plants do not have a digestive system like us.why do they not need a digestive system
umka2103 [35]
All they need for their living is carbondioxide in air ,water and some nutrients .so basically their roots are responsible for collection of water which contains life giving nutrients .but we take food as a solid substance which hasto be converted into energy
6 0
3 years ago
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