Biology Questions, Problems & Solutions : TransWikia.com ~ Page 9

How to calculate percentage of DNA that ancestors contributed?

In David Reich's book "Who we are and how we got here" there is a graph explaining that more we go back in our ancestors generations, the least we have...

Asked on 10/22/2021

1 answer

What is allosteric regulation?

I've found multiple definitions for allosteric regulation and struggling to understand which one is correct. My text book says: 'Another way of regulating enzyme activity is through allosteric regulation. This...

Asked on 10/22/2021 by rrp

1 answer

What is the primary cause of death for small animals in urban and suburban areas?

Small birds (sparrows, robins, jays, finches) and mammals (squirrels, rats, opossums, raccoons) are a common sight in many urban and suburban communities with green space. However, I observe carcasses of...

Asked on 10/22/2021

3 answer

Can the human eye axial length decrease?

I just have a quick question regarding the axial length of the eyeball. I understand that the axial length of the eyeball grows up until your around 20 years of...

Asked on 10/22/2021

1 answer

Myelination of 1st Order Neurons in Spinal Cord Ascending Tracts

When a 1st order sensory neuron enters the Dorsal Column Ascending Pathway (i.e. Spinal Cord), does it get its myelination from Oligodendrocytes (as inside CNS) or it retains Schwann Cell...

Asked on 10/22/2021

0 answer

Can 'human' become a genus due to space colonization?

I have read that during the Second World War, some mosquitoes got trapped in the London underground railway system. The mosquitoes never got out and eventually they became a new...

Asked on 10/22/2021

3 answer

What do spider digestive fluids look like?

What is the general appearance of the fluids that spiders use to digest their prey before they ingest it into the body?...

Asked on 10/22/2021

1 answer

The fraction of the genome that is evolutionarily conserved through purifying selection is less than 10%?

I would appreciate help in understanding the meaning, logic, and, in particular, how to interpret the phrase:The fraction of the genome that is evolutionarily conserved through purifying selection is less...

Asked on 10/22/2021

1 answer

Where can we see professional discussions about vaccine development of the covid-19?

Is there any place where people keep talking about the vaccine development professionally? I need thelatest news....

Asked on 10/22/2021

1 answer

Why do dragonflies lose all of their coloration once they die?

At 06:43 in The Secrets of Nature video Sky Hunters, The World of the Dragonfly - The Secrets of Nature the narrator says:Scientists have been collecting dragonflies...

Asked on 10/22/2021

1 answer

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