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Svetach [21]
3 years ago
13

Which is NOT true about a precancerous cell?

Biology
1 answer:
3241004551 [841]3 years ago
3 0

Answer:

D: They have restricted cell division.

Explanation:

Pre cancerous cells often act like cancer cells and will grow at abnormal rates but unlike cancer cells they are unable to invade other organs

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Why are the fields of science, technology, engineering, and math important in the modern world?
Katyanochek1 [597]

Explanation:

  1. This is 21st century .In this time our society as well as all of the world had become advanced and modern.So,in this time if we started to work without any technology then while working we need more manpower and our time will be loss.Science ,technology,engineering and maths play important role in modern world d .It helps in sustain able development and helps any country to be self dependent and makes profit by which Nations will be developed and it helps to win the future.
  2. Hope is useful for you.have a nice day.
4 0
2 years ago
Muscle contraction is an example of which of the following types of work? Group of answer choices electrical concentration heat
Citrus2011 [14]

Answer:

Muscle contraction is an example of mechanical contraction.

Explanation:

Muscular contraction is the activation of generating tension which appear in the muscle fiber as it does't change the length of muscle and is followed by muscular relaxation.

Muscle contraction is based on force and length.

The process of skeletal muscle contraction is an energy requiring process.

In order to perform mechanical work,actin and myosin  utilizes the chemical energy into ATP that ultimately require during muscle contraction and relaxation.

In a working muscle,glucose is released  from glycogen that are stored in the muscle by the process of glycolysis in which glucose broken down into ATP that is required by cells and tissues.

3 0
2 years ago
Explain how the data supports your hypothesis.
Viktor [21]

Answer: It is verified by testing it. If the data supports the hypothesis, then we consider the hypothesis to be verified and true. If however, the data does not support the hypothesis or refutes it, then the hypothesis is in trouble, and we have to come up with a different hypothesis to explain the observations.

Explanation:

5 0
2 years ago
Match each underlined word to its correct meaning based on the context of the sentence. Tom had long been picking his way cautio
olasank [31]

Answer:

A. Tom had long been picking his way cautiously through this treacherous forest;  stepping from tuft to tuft of rushes and roots, which afforded <em><u>precarious</u></em> footholds among deep sloughs.  - 3.dangerous.

B. It was a <em><u>dreary</u></em> memento of the fierce struggle that had taken place in this last foothold of the Indian warriors. - 4.bleak.

C. He was sulky, however, and would not come to terms: she was to go again with a <em><u>propitiatory</u></em> offering,  but what it was she forbore to say. - 2.conciliatory.

D. At this <em><u>propitious</u></em> time of public distress did Tom Walker set up as a usurer in Boston. - 1.favorable .

Explanation:

The given underlined words in each sentence are-

1. "Precarious" refers to something unstable, unconfirmed, dangerous, uncertain, unreliable. So, when used in the given sentence, it suggests the dangerousness of the foothold that Tom had to depend on.

2. The word "dreary" is also used for something dull, uninteresting, bleak. It is used to describe the banal, cheerless memento of the fight the Indian warriors had given.

3. "Propitiatory" is another word used to describe something that is like a conciliatory offering, a token of appeasement, or trying to please someone or something. In the given sentence, it is used to describe how she will be offering a conciliatory act to him.

4. The word "propitious" is synonymous with something favorable, advantageous, presenting a promising idea. And in its use, the sentence presents how the public distress is favorable for Tom Walker to set up his office.

8 0
3 years ago
When do a scientific theory change
Pavel [41]
A scientific theory changes when there is more information available about what the theory covers.
6 0
3 years ago
Read 2 more answers
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