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Biology : Recent Questions and Answers

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

Can HIV be transmitted via mosquitos?

It is known that HIV is usually transmitted by direct blood or body fluid contact between an infected individual and a healthy person (like blood transfusion or needle sharing): Suppose...

Asked on 01/06/2022

2 answer

Why aren't cat hybrids common?

Why aren't hybrids of different species of felinae (say, hybrid of domestic cat with manul, cheetah, ocelot, puma or panther) widespread? Why were they not artifically created?...

Asked on 01/06/2022

1 answer

Why does resting potential not become continually more negative?

(Firstly, I know this is similar to other questions, but I have read those answers and they do not really cover this topic). My understanding of resting potential: action potential...

Asked on 01/06/2022

2 answer

Is it possible to breed neanderthals through selective breeding?

I've heard most non-subsaharan africans have neanderthal DNA with it being more prevalent in northern regions, that sometimes 1-4% of the DNA has neanderthal origins. Speaking strictly scientifically, would...

Asked on 01/06/2022

3 answer

Poly-symbiosis? What's the name for this?

A mutually beneficial relationship between two species is called symbiosis. If multiple symbiotic relationships exist with a single common (dominant) species, is this called 'farming'?...

Asked on 01/06/2022

3 answer

Why do flies fly in circles?

Lying on my bed, doing nothing I recently noticed flies usually fly in small circles, right under my ceiling lamp. Worth noting - the lamp was off as it was...

Asked on 01/04/2022

1 answer

Limits of gene editing

I was reading some articles about CRISPR and the world of gene editing, but then a lot of questions for which I couldn't find any answer online came into my...

Asked on 01/04/2022

1 answer

Is this a bed bug skin?

I found this bug skin on my friend’s couch. Is it a bed bug? Could it be any other bug? ...

Asked on 01/04/2022

0 answer

Can a shark stall?

Today in marine biology I learned that, like airplanes, sharks use their pectoral fins to generate lift. The question that neither me or my Professor know is if a...

Asked on 01/02/2022

2 answer

Different Mutations Leading to Same Allele?

Can different mutations lead to the same allele? In my genetics books, I always see alleles referenced as, eg. Aa where A = dominant and a = recessive, but are...

Asked on 01/02/2022

1 answer

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