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Luba_88 [7]
3 years ago
15

In situ hybridization is a powerful tool used in gene expression studies because it provides the investigator with information p

ertaining toA)the cellular and tissue-specific localization of the mRNA encoded by a particular gene.B)the activity of the protein translated from a particular mRNA.C)the size of the mRNA transcript.D)all of the above
Biology
1 answer:
icang [17]3 years ago
5 0
<h2 /><h2>In situ hybridization</h2>

Explanation:

A)the cellular and tissue specific localization of the mRNA encoded by a particular gene

  • In situ hybridization is a technique used to locate and detect nucleic acid sequences(DNA or RNA) with respect to their protein product within nuclei
  • The principle behind in situ hybridization is that specific annealing(heat treatment process) of labelled probe to complementary sequences of target DNA or mRNA in a fixed specimen is done
  • Probe is mainly used to find the complementary sequence of the nucleic acids(DNA or RNA) or helps in localization of particular clone
  • The detection and visualization of the hybrids can be done by using cytological methods
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Tanya [424]

Answer:

A

Explanation:

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5 0
3 years ago
HELPPPPPP QUICK please!
denpristay [2]

HI~ I hope this helps

(these answers were hand-written meaning I did not copy and paste so, feel free to use the answers freely)

1.

When ecosystems change rapidly the fundamental environmental cycles such as the circulation of water, carbon and nutrients can change as ecosystems depend on them. The usage of factors such as freshwater, carbon dioxide emissions and fertilizer provides a large benefit to humas therefore meaning, that large and rapid changes to an ecosystem could also effect the things we as humans rely on.

2.  

Complex organic matter is broken down by decomposers into carbon dioxide, water etc. The ecosystem is affected based upon the fact that the decomposition of organic matter that is produced by plants, animals and soil organisms is an important process which affects the different important ecosystem processes like nutrient cycling and carbon sequestration.

3. (could have two answers- I recommend the second)

Adaptation- due to the mutation process which results in changes in the structure and function of organisms, these ecosystems would be different as well as unique. The organisms which possesses the traits needed to adapt could then survive as its unique characteristics due to mutation would provide a strong ability

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4.

~The rapid change of increased food production provides better life sustainability to those living in the ecosystem.

~The rapid change in a large increasing number of organisms could be helpful as they often live of off one another.

5.

~Rapid growth of things such as phytoplankton which cause dead zones are harmful to the ecosystem. Dead zones create zones where too much oxygen is consumed resulting in areas where plants and sea life can no longer survive.

~Whereas the rapid increase of organisms could also be harmful to an ecosystem as the possibility of the organism outnumbering the food sources could become prominent.

8 0
3 years ago
Question 4
Juliette [100K]

Answer:

In eukaryotes, thousands of chemical reactions are able to take place in  separate compartments called organelles.

Explanation:

Organelles are specific cellular structures that are the means of compartmentalizing the various functions that occur within cells.

Examples of organelles and their functions are:

- <u>Nucleus</u>: contains DNA and in it occur the replication of this molecule and its transcription into RNA.

- <u>Rough endoplasmic reticulum</u>: protein synthesis and conjugation of these molecules occurs.

- <u>Mitochondrion</u>: houses all oxidative phosphorylation reactions and the electron transport chain for ATP synthesis to occur.

The organelles are then the structures that allow the development of the multiple functions that a cell has.

The other options are not correct because:

  • <em><u>Bacteria</u></em><em> is a prokaryotic organism. </em>
  • <em><u>Prokaryote</u></em><em> refers to simple organisms that lack organelles. </em>
  • <em><u>Proteins</u></em><em> are biomolecules that allow the structure and function of living beings.</em>
8 0
3 years ago
Explain the different niches that exist within your household between you and your family members. (Remember that a niche is the
dem82 [27]

Answer:

idk

Explanation:

idk

5 0
3 years ago
Where is cellular respiration involved/what on the picture goes through it? Is there more than one object?
Reil [10]

Answer:

Cellular respiration is an oxidative metabolism of glucose which takes place in the mitochondria an in the cell. Some things that can go through cellular respiration is oxygen that has foodstuff molecules that divert the chemical energy into substances.

Explanation:

These substances have a life-sustaining activity and discard things such as waste products,carbon dioxide,and water.Organisms that do not depend on oxygen degrade foodstuffs in a process called fermentation. (For longer treatments of various aspects of cellular respiration, see tricarboxylic acid cycle and metabolism.)

3 0
3 years ago
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