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Semenov [28]
3 years ago
15

How do cells produce new cells for growth and repair?

Biology
1 answer:
Artyom0805 [142]3 years ago
8 0
They go through a process called Mitosis. Mitosis is made up of four steps: Prophase, Metaphase, Anaphase, and Telophase. (An easy way to remember them is to remember PMAT) In Prophase, the membrane of the nucleus dissolves and the chromosomes replicate. In Metaphase, the chromosomes line up in the middle of the cells and spindle fibers start to form. Then, in Anaphase, the spindle fibers attach to the chromosomes and pull them apart, towords opposite ends of the cell. In Telophase the nucleus re-form around the two sets of DNA and the cells split in half.
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Alex777 [14]

Before your food passes from the mouth and down your esophagus, salivary amylase, an enzyme in saliva, begins to digest the starch in your bread. That is the start of chemical digestion. ... The passage of the bolus through the esophagus to the stomach occurs by peristalsis, a series of wave-like muscle contractions.

7 0
3 years ago
In what organelle (cell component) does cellular respiration take place?
ollegr [7]

Answer:

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3 0
3 years ago
The higher the ____ content of a dna, the ____ the strength of the interchain interactions, and the ____ the melting temperature
castortr0y [4]

The higher the GC content of a DNA, the higher the strength of the interchain interactions, and the higher the melting temperature.

DNA is Deoxyribonucleic Acid. It is the genetic material in maximum of the organisms. The DNA is a polymer made from nucleotides (sugar, nitrogenous bases and phosphate group). It is composed of two strands of phosphate and sugar backbone in an antiparallel direction. The nitrogenous bases present in DNA are Adenine (A), Thymine (T), Guanine (G) and Cytosine (C).

GC content refers to the total amount of Guanine and Cytosine present in the DNA. Since there exists a triple bond between G and C, more percentage of them provides strength to DNA. That is why high GC content denotes high melting temperature of DNA.

To know more about DNA and GC content, here

brainly.com/question/13052467

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3 0
2 years ago
What is opposite of the absolute value of -4?
rewona [7]

Answer:

Explanation:

4......

6 0
3 years ago
The carbon cycle is based on CO2. Therefore, photosynthesis is the opposite of
tatyana61 [14]

Answer:

A Cellular Respiration

Explanation:

This is because Photosynthesis takes CO2 and pushes our Oxygen, while the inverse is true for cellular respiration.

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3 years ago
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