Gene Expression

Doctor Josh Dubnau explains that some genes are preferentially active in one part of the brain or body, while other genes are particular active in another location.

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1430. Signaling Networks

Doctor Josh Dubnau explains that the function of signaling networks is to receive signals from outside the cell, and transmit that information into the cell, in some cases to the nucleus.

  • ID: 1430
  • Source: G2C

1431. CAMP Signaling Network

Doctor Josh Dubnau explains that the cyclic AMP (cAMP) signaling network can receive signals from outside the cell and use the signal to alter the function of the cell.

  • ID: 1431
  • Source: G2C

2065. RNA-binding proteins

Professor James Eberwine describes the primary functions of RNA-binding proteins, which include regulating tRNAs, degrading RNAs, synthesizing RNAs, and regulating multigenic gene expression.

  • ID: 2065
  • Source: G2C

15473. The Central Dogma: transcription and translation, James Watson

James Watson talks about the Central Dogma: transcription and translation.

  • ID: 15473
  • Source: DNAi

16470. Concept 21: RNA is an intermediary between DNA and protein.

The Central Dogma is the flow of genetic information from DNA, to RNA, to protein.

  • ID: 16470
  • Source: DNAFTB

1428. Genes for Memory

Doctor Josh Dubnau explains that genes are responsible for memory in that they contain the raw instructions for memory. Experience determines how these instructions are assembled.

  • ID: 1428
  • Source: G2C

1721. 3D Gene Expression

Like all brains, insect brains have different structures that accomplish specific tasks. Dr. Josh Dubnau introduces a technique for examining gene expression in the brains of fruit flies.

  • ID: 1721
  • Source: G2C

15547. Transcription/translation - Promoters

Promoters are DNA sequences located in the 5' region adjacent to the transcriptional start site.

  • ID: 15547
  • Source: DNAi

1022. Pathways, Inside the nucleus

In this section learn that an activated protein is transported into the nucleus through a pore in the nuclear membrane.

  • ID: 1022
  • Source: IC

16492. Problem 21: RNA is an intermediary between DNA and protein.

What happens in protein synthesis?

  • ID: 16492
  • Source: DNALC.DNAFTB