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Biology : Recent Questions and Answers (Page 59)

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

Cystic Fibrosis Genetic Risk Determination

Let's say Jane has Cystic Fibrosis and we know her brother doesn't. What are the chances of her brother's future child having CF? (The chances of Cystic Fibrosis in the...

Asked on 02/11/2021

2 answer

50:50 sugar/fat mixture

A couple of years ago I saw a BBC Horizon television documentary about sugar and fat. One section mentioned three experiments in which rats were given their ordinary rat food...

Asked on 02/11/2021

3 answer

How does lipoid pneumonia lead to acute respiratory distress syndrome (ARDS)?

How does lipoid pneumonia lead to acute respiratory distress syndrome (ARDS)? The vaping illnesses that have been happening on the news in the United States are being caused by the...

Asked on 02/11/2021 by skiller185

1 answer

Why do beta-1 and beta-2 adrenergic receptors result in two completely different effects (though both use Gs pathway)?

$beta_2$ adrenergic Receptors are $G_s$-coupled 7-TM proteins. Considering that $G_s$ , by activation increases $[text{cAMP}]_text{cytosol}$ which inhibits MLCK of smooth muscles (and causes relaxation as in...

Asked on 02/10/2021 by A Nandi Ψ

1 answer

Examples of species whose extinct common ancestor is well documented?

If we follow the ascendence line of two closely related species we can build a"Theoretical" common ancestor, whose characteristics were inherited with few differences by the offspring. ...

Asked on 02/09/2021

2 answer

What does γ mean before a gene name?

I am reading the following paper and I have come across the following statement:It has been demonstrated that the phosphorylation of histoneH2AX-Ser139 to form γH2AX.I am...

Asked on 02/09/2021

2 answer

Which lipoprotein has the highest protein content?

I know that HDLs have the highest protein/lipid ratio but know that the HDLs are very small molecules too and I couldn’t find the exact answer for this question. I...

Asked on 02/07/2021 by user103297

1 answer

How many people are required to maintain genetic diversity?

Imagine humans were to colonize a distant planet and it was a single one-way trip. How many people would they need to bring? Obviously 2 is the minimum, but that...

Asked on 02/07/2021 by cdmckay

5 answer

Peak-calling in CLIP: What is the effect of RNA-concentration?

I hope it's ok to repost my question from 8 months ago from StackExchange:Bioinformatics, that is still in beta.https://bioinformatics.stackexchange.com/questions/10730/peak-calling-in-clip-what-is-the-effect-of-rna-concentrationQuestion: I would like to ask how RNA-concentrations influence...

Asked on 02/06/2021 by KaPy3141

0 answer

CO2 availability to phytoplankton in oceans and climate change impacts

I learned through research that increasing levels of atmospheric CO2 was increasing the acidity level of ocean waters. I then was looking into how this was affecting the phytoplankton and...

Asked on 02/05/2021

1 answer

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