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3 years ago

What is the role of RNA polymerase?

2 answers:

6 0

<span> RNA polymerase is commonly know as DNA-dependent RNA polymerase. It catalyzes the transcription of DNA to synthesize precursors of mRNA and most snRNA and microRNA. It is found in the core of eukaryotic cells. One of which combined rRNA in the nucleolus while the rest of the chemical blends other RNA in the nucleoplasm, some portion of the core yet outside the nucleolus.</span>

Triss [41]3 years ago

4 0

<span>Also known as DNA dependent RNA plymerase, its primary role is to produce primary transcript RNA, by using DNA as a template. The process is called as transcription. RNA polymerase is present in almost all of the organsims, but may be present in different numbers in each organsim.</span>

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Three of the most prominent definitions of species are the biological species concept, the phylogenetic species concept, and the

AysviL [449]

Answer:

An individual can be placed or classified into a particular species depending on the concept a scientist has considered,

The three most prominent are Biological, morphological and phylogenetic species concept.

1. Biological species concept- Individuals that can interbreed naturally are placed into the same species. Therefore, Biological species concept, not applicable for extinct species

2. Morphological - Relies on similarities in structure

This species concept places individuals having similar body structures into the same species. It can be easily applied to asexual and extinct species.

3. Phylogenetic - Based on evolutionary history

Species are classified according to a common ancestor.

4. Morphological and Phylogenetic

Accommodates asexual reproduction

Species acceptance criteria can be subjective

5. Morphological, Phylogenetic, and Biological

Used by scientists in classification

All the three concepts are used for classification.

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2 years ago

20. Why, for sexual reproduction, it is extremely important that the two gametes only have

Bad White [126]

I'm not completely sure, but I'd say D.

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2 years ago

What happens scientificly when you drop a sugar cube into water?

VashaNatasha [74]

It sinks to the bottom and them dissolve it self.

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2 years ago

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13. Which muscle allows you to flex your big toe?

enot [183]

Answer:

Flexor hallucis longus

Explanation:

This muscle lies deep inside your leg. It runs down the lower leg all the way to the big toe. It helps you flex your big toe so that you can walk and hold yourself upright while on your tiptoes.

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2 years ago

How the leaves adapted their function

vladimir1956 [14]

Answer:

Leaves are adapted for photosynthesis and gaseous exchange. They are adapted for photosynthesis by having a large surface area, and contain openings, called stomata to allow carbon dioxide into the leaf and oxygen out. The cells inside the leaf have water on their surface.

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3 years ago

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