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Naddika [18.5K]
4 years ago
15

How is crude oil brought to the surface

Biology
1 answer:
natta225 [31]4 years ago
8 0
In some places, especially some new wells that have just been drilled,
the oil is under pressure, and it brings itself to the surface as soon as
you drill a 'pipe' for it to rise through.

In most oil wells, there's a pump bobbing up and down day and night,
pumping the oil up out of the well.

When the well is so old that even a pump isn't very effective, water is
often forced down the well under pressure, and the water forces the
oil back up through the pipe.
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Lapatulllka [165]

Answer:

The smallest functional unit of matter: Atoms

An atom has 3 subatomic parts: Electrons, neutrons, and protons.

PROTONS carry a positive charge and are located in the: center of the nucleus in the atom.

Explanation:

7 0
3 years ago
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What is the skeleton moved by, when the body moves options : bones , muscles .​
kow [346]

Answer:

Muscles move body parts by contracting and then relaxing. Muscles can pull bones, but they can't push them back to the original position. So they work in pairs of flexors and extensors. The flexor contracts to bend a limb at a joint.

Explanation:

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3 years ago
Individuals with cystic fibrosis are plagued by increased production of mucus. This excess mucus has a variety of effects on the
Akimi4 [234]

Answer:

The digestion process will slow down.

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Pancreas is located on the abdomen just behind the stomach. Pancreas releases various enzymes that helps in the digestion of proteins, fats and carbohydrates.

The impairment and deficiency of the pancreas enzyme affects the digestion process as the food is not completely digested and broken down into simple amino acids. The improper digestion can cause severe gastric problems in the individual.

7 0
3 years ago
DO NOT POST LINKS
STatiana [176]

Answer:The correct answer is letter A.

Explanation: he is right

Your teacher gives you an unknown protist to classify that is currently inactive. The protist appears to have long lash-like

appendages protruding from its cell surface. Which kind of locomotion can we expect from this protist? (1 point)

The appendages of this protist will move in a dragging motion that actively pulls the protist forward.

O The appendages of this protist will move in a sweeping motion like oars to actively propel the protist forward.

The appendages of this protist will move back and forth like a wagging tail to actively propel the protist

forward

O The appendages of this protist are not functional, and the protist moves passively via environmental forces.

6 0
3 years ago
Cell division is triggered when cells reach a certain size because
ddd [48]
This isn't true. There are numerous factors as to when and why a cell divides; just a little bit of searching will return a great deal of information concerning the why and when.
This is true, but isn't the primary reason that a cell divides; I misinterpreted the question.
Growth and cell size does determine when cell division takes place. In short, the demands of the cell become to great for the DNA contained in the cell. Remember, the DNA contains the genetic code to produce the proteome that is needed to maintain the inter-workings of a cell. When the cell becomes to large, the proteome is not able to meet the requirements of the cell, which leads to division.

The link that I included in the source has a great deal of information concerning this.
5 0
3 years ago
Read 2 more answers
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