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AnnZ [28]
3 years ago
12

I need help with these 2 questions.

Biology
1 answer:
goldfiish [28.3K]3 years ago
7 0
Protists are eukaryotes and bacteria are prokaryotes
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Single circular piece of DNA
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A transcriptional repressor that controls the transcription of gene A is not normally active unless bound by an effector molecul
vodomira [7]

Answer:

Transcription of gene A is not affected

Explanation:

A transcriptional repressor is a DNA/RNA-binding protein that acts to suppress gene expression and/or protein synthesis by binding to target sequences. Moreover, a silencer is a DNA region that binds to particular transcriptional repressors in order to suppress gene expression. In this case, the transcriptional repressor is activated by binding to an effector molecule X (e.g., another protein). In consequence, and since the activated repressor-X complex is not more able to bind the silencer of gene A, it is expected that such complex will not be able to affect transcription of the target gene.

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T lymphocytes mature in the?A. thyroid gland. B. bone marrow. C. spleen. D. thymus.
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I Think it’s a b or d That’s The only Thing That I can Think of I hope This helps ya
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The conditions that surround someone or something. These conditions and influences affect the growth, health, progress, etc., of
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Answer: Enviroment

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What best describes brackish?
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It should be letter D hope it helps

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