Sandwalk

                                    Strolling with a skeptical biochemist

Saturday, January 28, 2023

ChatGPT won't pass my exams!

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Here are a few questions for ChatGPT and its answers. The AI program takes the most common information on the web and spews it back at you. ...
12 comments:
Monday, January 23, 2023

Read a short preview of What's in Your Genome

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Check out this website, What's in Your Genome if you want to see a preview of my book (Preface, Prologue, part of Chapter 1). The ...
10 comments:
Monday, January 02, 2023

Jupiter weighs two quettagrams

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New names for very large and very small weights and sizes have been adopted. Last November's meeting of the General Conference on ...
6 comments:
Sunday, January 01, 2023

The function wars are over

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In order to have a productive discussion about junk DNA we needed to agree on how to define "function" and "junk." Disag...
4 comments:

A multivalent mRNA flu vaccine

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Scientists have recently developed an mRNA-lipid nanoparticle flu vaccine that protects against all known flu variants. There are four typ...
2 comments:
Thursday, December 22, 2022

Junk DNA, TED talks, and the function of lncRNAs

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Most of our genome is transcribed but so far only a small number of these transcripts have a well-established biological function. The...
1 comment:
Wednesday, December 21, 2022

A University of Chicago history graduate student's perspective on junk DNA

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A new master's thesis on the history of junk DNA has been posted. It's from the Department of History at the University of Chicago. ...
7 comments:
Sunday, December 18, 2022

Protein concentrations in E. coli are mostly controlled at the level of transcription initiation

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The most important step in the regulation of protein-coding genes in E. coli is the rate of binding of RNA polymerase to the promoter regio...
3 comments:
Friday, December 16, 2022

Publishing a science book - Lesson #1: The publisher is always right about everything

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Don't bother trying to reason with a publisher. All of them have different views on proper style and every single one of them is absolut...
4 comments:

Can the AI program ChatGPT pass my exam?

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There's a lot of talk about ChatGPT and how it can prepare lectures and get good grades on undergraduate exams. However, ChatGPT is only...
8 comments:
Monday, December 12, 2022

Did molecular biology make any contribution to evolutionary theory?

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Some evolutionary biologists think—incorrectly, in my opinion—that molecular biology has made no contributions to our understanding of evolu...
15 comments:
Friday, December 02, 2022

Sequencing both copies of your diploid genome

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New techniques are being developed to obtain the complete sequences of both copies (maternal and paternal) of a typical diploid individual. ...
3 comments:
Thursday, December 01, 2022

University of Michigan biochemistry students edit Wikipedia

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Students in a special topics course at the University of Michigan were taught how to edit a Wikipedia article in order to promote function i...
10 comments:
Monday, November 21, 2022

How not to write a Nature abstract

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A friend recently posted a figure on Facebook that instructs authors in the correct way to prepare a summary paragraph (abstract) for public...
1 comment:
Sunday, November 20, 2022

What I'm reading these days

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So many books ... so little time.
11 comments:
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