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Biology : Recent Questions and Answers (Page 64)

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

How to estimate oxygen consumption of an average human during different activities?

I've tried to find some resource on the internet but had little luck. I'm looking to see if there's any data on average oxygen consumption of average to well trained...

Asked on 01/20/2021 by MrClottom

0 answer

Is it possible for a prion to have a short incubation period ie 1 week or 1 month?

I know that all prions so far have long incubation periods but is there a possibility for one to have a short incubation period, is there any evidence that suggests...

Asked on 01/20/2021 by Haris Mohammad

0 answer

What are the implications of tigers being susceptible to SARS-CoV-2?

It was recently reported that a handful of tigers and lions tested positive at the Bronx Zoo for SARS-CoV-2 (see here and here). Does...

Asked on 01/20/2021 by user2870171

3 answer

In Griffith's experiment, if both S and R strains are added, can the R strain be isolated from the blood of the mice?

In Griffith's experiment on transformation, when both the S strain and the R strain were injected into the blood of the mice, could the R strain be isolated from the...

Asked on 01/19/2021 by Sumit

1 answer

How can mutation of viruses lead to loss of fit to antibodies without loss of fit to antigen of cells they infect?

Viruses are known to mutate, thereby escaping immune cells and evading vaccination. Given that there is one and the same specificity of the key to both the receptor on the...

Asked on 01/19/2021 by Peter Bernhard

1 answer

Coronavirus mutation: bad luck or a consequence of vaccination?

I would like to know whether a mutation within a virus (such as the new coronavirus mutation that appeared in England source) is a consequence of the...

Asked on 01/19/2021

2 answer

How many cells are there in the apical meristematic tissue?

How many cells are there in the apical meristematic tissue? Looking at this picture... , I would tend to think that there are few...

Asked on 01/19/2021 by Remi.b

1 answer

Why does the Vas Deferens detour over the pubic bone?

I was surprised to learn that the vas deferens detours over the pubic bone instead of taking the obviously more direct path. https://human.biodigital.com/widget?be=u1P&uaid=1ly5V Because I would assume...

Asked on 01/19/2021 by Raffael

1 answer

How to find the origin of each Single Nucleotide Variants (SNV) in child when having variant call data for both parents?

I am working with a trio (Mom, Dad, Child). I have variant call data for all three. Now I want to know each SNV in the child comes from which...

Asked on 01/18/2021 by Vahid Akbari

1 answer

How do Helper T cells activate Cytotoxic T cells?

Helper T cells activate the Antigen-presenting Cells (APCs) through their secretions (the cytokines) (although the T cell in question gets activated in turn). This is typically achieved by cell-to-cell...

Asked on 01/18/2021 by Chemo-Mike

0 answer

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