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Biology : Recent Questions and Answers (Page 39)

Find answers to your questions about Biology or help others by answering their Biology questions.

Removing DNA from a cell

Stupid question perhaps but what does happen if one completely removes DNA from a single cell organism? As far as I know DNA is only needed for propagating information to...

Asked on 05/19/2021

1 answer

How to replace intron region in a plasmid?

I'm considering working with the plasmid pRFHUE-eGFP and would like to replace the gpdA intron (which is the eGFP promoter region) with a promoter from another organism. What...

Asked on 05/18/2021 by doremi

1 answer

Why does this oxygen duration chart have increased times above 30,000 FT MSL?

This oxygen duration chart from an airplane shows the amount of time a pilot can be on oxygen at a specified altitude (in 1000s of feet). For example, the...

Asked on 05/18/2021

1 answer

Are Oct4 and Oct3 the same protein?

Are the transcription factors Oct4 and Oct3, who are encoded by the POU5F1 gene, actually the same protein, or alternative spliced products from said gene?...

Asked on 05/16/2021 by tyBee916

2 answer

How do cellular conditions change the Gibbs free energy of a reaction?

How do cellular conditions change the Gibbs free energy of a reaction?Taking glycolysis as an example, how exactly would cellular conditions affect the free energy released from this reaction?...

Asked on 05/16/2021

1 answer

Are all hybrids infertile?

I'm familiar with the concept of hybrid infertility, but my question is: Are ALL hybrids infertile, or is it just so extremely unlikely that the chances are basically nil that...

Asked on 05/16/2021 by Matt Osborne

1 answer

Can any gas other than nitrogen cause decompression sickness (the bends)?

I know that our bodies use most of the oxygen we breathe in during a dive but, wouldn't our tissues, under pressure, absorb more oxygen than we need? For...

Asked on 05/15/2021

1 answer

Reverse transcription with random hexamers -- full length cDNA possible?

As far as I know there are three common ways for priming when performing reverse transcription on mRNA: 1) polyT-primers, 2) random hexamers and 3) gene-specific primers. Now, something I...

Asked on 05/15/2021

0 answer

How does the original ionic distribution restore after synaptic transmission

During synaptic transmission the calcium ions around the presynaptic membrane diffuse in due to the influx of Na+ ions and the resulting depolarization. This happens because the calcium channels are...

Asked on 05/14/2021 by Ubaid

1 answer

Do crocodiles have short stamina like snakes?

Do crocodiles have short stamina like snakes? They are in the same category of animals? Not mammals. So is it safe to assume that crocs get tired fast?...

Asked on 05/14/2021

0 answer

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