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Neko [114]
3 years ago
5

What’s needed for dna to be copied

Biology
2 answers:
abruzzese [7]3 years ago
4 0

Answer:

The need for DNA replication

DNA replication is the process by which a cell makes an identical copy of its DNA. This process is performed at the beginning of every cell division so that when the cell divides, each daughter cell will inherit an identical copy of the DNA.

Requirements for DNA replication

Original DNA template - DNA is a double helix made of two complementary strands. Each strand can be used as a template to create a new DNA molecule.

Free DNA nucleotides – needed to form the new strands.

DNA polymerase – an enzyme that adds new nucleotides to a growing strand of DNA.

Primers – A primer is a short strand of nucleotides that will bind to the 3’ end of the template DNA strand allowing DNA polymerase to add free DNA nucleotides.

Explanation:

https://www.bbc.co.uk/bitesize/guides/zrwhrj6/revision/1

liq [111]3 years ago
3 0

Answer:

there are five chemical components needed, including a DNA template, DNA polymerase enzyme, primers, nucleotides and reaction buffer. The DNA template is that particular DNA sequence which you want copied.

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3 years ago
Why is it so important for scientists to calculate exact amounts of products used by
Vsevolod [243]

Answer with Explanation:

When it comes to the study of the outer space, <u>astronauts play a vital role in giving people significant information regarding their exploration.</u> Most of the missions last for 6 months in space and this is followed by another mission lasting at the same time or so.

When astronauts travel, <em>they need to bring exact amounts of products that they will be using during their expedition.</em> These products are particularly related to personal items that they need in order to survive. However, <u>these items have to be calculated in terms of their weight, since the space craft can only accommodate a certain amount of mass. </u>

The collective term for the personal items is "Personal Preference Kit" or the "PPK." It is said that an astronaut can only carry up to 20 personal items and the total weight should only be<em> 1.5 pounds. </em>

Thus, this explains the answer.

6 0
3 years ago
Carol's little brother was at the duck pond in the park. He tried
kati45 [8]

Answer:

O fight or flight

Explanation:

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7 0
2 years ago
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Explain Lamarck's ideas about how organisms changed over time.
djverab [1.8K]

Answer:

Lamarckism, a theory of evolution based on the principle that physical changes in organisms during their lifetime—such as greater development of an organ or a part through increased use—could be transmitted to their offspring.Body structures can change according to the actions of the organism.have an innate tendency toward complexity and perfection. The actions of organisms as they use or fail to use body structures.

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A gas delivers 874 J of heat and then has 159 J of work done upon it. The change in internal energy of the gas is
Nesterboy [21]

The change in internal energy of this gas sample is equal to: c. 715 J.

<u>Given the following data:</u>

  • Quantity of heat = 874 J.
  • Work done = 159 J.

<h3>What is the First Law of Thermodynamics?</h3>

Mathematically, the the First Law of Thermodynamics is given by this formula:

\Delta H = Q-W

Where;

  • \Delta H is the change in internal energy.
  • Q is the quantity of heat.
  • W is the work done.

Substituting the parameters into the formula, we have;

\Delta H =874-159\\\\\Delta H = 715

Change in internal energy (ΔH) = 715 Joules.

Read more on enthalpy change here: brainly.com/question/11628413

3 0
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