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3 years ago

Double layered membrane surrounding the heart is called ____

Biology

2 answers:

3241004551 [841]3 years ago

5 0

Pericardium or pericardial sac.

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liberstina [14]3 years ago

4 0

The correct answer is the pericardium

The pericardium is a double-walled sac containing the heart and the roots of the great vessels. The pericardial sac has two layers, a serous layer and a fibrous layer. It encloses the pericardial cavity which contains pericardial fluid.

Brainliest please!!!!!!!!!

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7. Red-cockaded woodpeckers live in mature open pine forest with little understory. One aspect of managing this endangered speci

Anni [7]

<h2>The Red-Cockaded Woodpeckers</h2>

Explanation:

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3 years ago

The purpose of transcription is to create

Levart [38]

Answer:

B. a sequence of DNA bases that duplicates a sequence of RNA bases.

Explanation:

Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to make an RNA molecule.

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3 years ago

For average organism, heavy digestion (overnight with an excess of enzyme) of chromatin with micrococcal nuclease would yield a

ASHA 777 [7]

Answer:

150 - 300 bp

Explanation:

Micrococcal nuclease, indistinctly from the time of treatment and in average organisms, will realize the cuts on DNA o RNA zones rich in AT or AU. It is not a specific endonuclease.

Even so, the mean size of the expected fragments will have between 150 bp and 300 bp.

It is very important to run your digestion along with a proper label.

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3 years ago

Food, then

White raven [17]

Answer: sorry I don't know but if I did I would help

Explanation:

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3 years ago

Read 2 more answers

Once RNA is produced, what is its function

mario62 [17]

Concept of the role of the genetic code (e.g., mRNA bases determine the sequence of ... for a detailed explanation—examples of acceptable answers include, but are not.

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3 years ago