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matrenka [14]
3 years ago
7

1. It takes 29.5 days for the Moon to orbit Earth. How many days and hours does it take

Biology
1 answer:
wlad13 [49]3 years ago
3 0
7 days per quarter that’s why we have 7 days in a week... that was totally bs I made it up
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Circle the recombinant DNA constructs below:
Gekata [30.6K]

The correct answer is that a bacteriophage lambda chromosome containing the human collagen gene, because Recombinant DNA is the name given to DNA molecules that have part of DNA derived from two or more sources, usually these sources are different species. Recombinant DNA technology is also known as molecular cloning or even gene cloning.

B. A bacteriophage lambda chromosome containing the human collagen gene

<h3>How is recombinant DNA produced?</h3>

Obtaining recombinant DNA is based on the molecular cloning technique. The process can be summarized as follows:

  1. The first step is to isolate a DNA fragment, which contains the gene of interest. Remember that each gene makes a protein.
  2. The gene of interest, now isolated, is placed in a medium with a fragment of circular bacterial DNA, the plasmid and the restriction enzymes.
  3. The bacterial plasmid has the ability to insert a fragment of DNA external to its own genome.

<h3>What is DNA and what is it for?</h3>

DNA is the structure responsible for the transmission of all genetic characteristics — such as eye, skin and hair color, physiognomy, among others — in the process of reproduction of living beings. Thus, the main function of DNA is to transport information contained in its sequences, called genes.

Learn more about DNA in brainly.com/question/264225

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1 year ago
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kvasek [131]

Answer: The answer is D.) codominance.

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A(n)\ is a system composed of living organisms and their interaction with the surrounding environment, where the main focus is t
vova2212 [387]

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The correct answer is 4.ecosystem.

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An ecosystem is a system, that is, a set of elements that interact with each other, in which such elements are: physical environment, living beings and their interactions (predator-prey, parasite-host, competition, symbiosis, pollination, distribution of seeds , etc.) The interrelation between living beings (competition, parasitism, etc.) occurs through cycles of matter and energy flows on which the functioning of the entire ecosystem depends.

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Trees and birds have a commensalism relationship. The birds benefit from having a place to build their nests, while the trees are unharmed and not impacted by the bird’s presence.

Explanation:

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The mass of a proton in scientific notation, is 1.67×10-27kg.

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