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lara31 [8.8K]
3 years ago
11

In 1859, two dozen rabbits were introduced to Australia. By 1953, there were an estimated one billion rabbits in Australia. The

addition of the rabbits to this established ecosystem caused many problems, including a huge decrease in native plants. This left little food for native animals. Evaluate the effects of the introduction of the rabbits on the ecosystem. A) The genetic diversity improves an established ecosystem. B) The importation of genetic variation leads to the formation of a new species. C) The introduction of non-native species, with no known predators, upsets a balanced system. D) Changing in one part of an ecosystem does not affect other parts of the ecosystem
Biology
2 answers:
mart [117]3 years ago
6 0

Answer:

Explanation:

b

Sindrei [870]3 years ago
5 0

Answer:

B

Explanation:

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In STR profiling, PCR is used to obtain enough DNA to then detect the number of STRs at I specific loci.​
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PCR technique is important in STR profiling in order to amplify and detect the number of Stars at a specific gene loci.

<h3>What is Short Tandem Repeat (STR) profiling?</h3>

Short Tandem Repeat profiling is a technique in molecular biology used to compare allele repeats known as STRs at specific loci in DNA between two or more samples.

The PCR (polymerase chain reaction) technique used in STR profiling involves making multiple copies is a particular segment of DNA in order to make enough quantities detectable in the analysis.

Therefore, PCR technique is important in STR profiling to detect the number of Stars at a specific gene loci.

Learn more about PCR at: brainly.com/question/13252565

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2 years ago
Explain how the water cycle works and describe how changes to the water cycle can impact the production of hydropower brainliest
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There are four main stages in the water cycle. They are evaporation, condensation, precipitation and collection. Let's look at each of these stages. Evaporation: This is when warmth from the sun causes water from oceans, lakes, streams, ice and soils to rise into the air and turn into water vapour (gas).

Explanation:

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2 years ago
The nurse is caring for a client diagnosed with chronic obstructive pulmonary disease (copd) and experiencing respiratory acidos
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Hopefully this quizlet  an help you.

<span>https://quizlet.com/35658769/chapter-12-flash-cards/</span>
8 0
3 years ago
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Suppose you discover a new form of a nucleic acid, XNA. Like DNA, it is double-stranded. You are interested in its mode of repli
victus00 [196]

Answer:

A: Unlike DNA, XNA replicates conservatively

Explanation:

<em>The replication of the DNA is </em><em>semi conservative.</em><em> This means that newly replicated double helix DNAs usually consist of one parental strands and one newly synthesized strands. The parental DNA unwinds and each strand serves as template for the synthesis of complementary strands.</em>

In the case of XNA, the two strands of parental XNA were found intact, meaning that the newly produced XNA consist of two newly synthesized strands. This thus means that the replication process is conservative.

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3 years ago
To reduce 2005 co2 emission levels by 50% by 2050 it is estimated that investments in clean energy should be
zheka24 [161]

Explanation:

we all want to improve air quality in our environments. especially in cities.., unfortunately, the $ you save from "going green," will now cause extra taxes,in the near future, which will defeat the purpose of saving $...from green sources adding another tax for your hard earned resources, example, when u buy a property with wooded areas, in rural towns of illinois, you are charged a green tax, plus higher property taxes to compensate electricity.

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that can actually afford it..

just my thought...

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