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Biology : Recent Questions and Answers (Page 46)

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

Identification of Bird feather, probably from a predatory bird

Found in Berlin,GermanyArea of CharlottenburgI want to know the species of this bird, someone please tell me.Approximate size 19 cm...

Asked on 04/17/2021 by Natalija

1 answer

Calcium density increment of a neuron

I learned that, as the spike in a neuron occurs, the calcium-ion concentration increases due to opening of the voltage-gated calcium channels. Due to location of these channels, I wonder...

Asked on 04/16/2021 by Neuro-Scientist

0 answer

What is the correct nomenclature for expressing a genotype where a recombination event may occur?

Given an example punnett square: ------------------------- | x | A-b | Y | ------------------------- | a-B |...

Asked on 04/15/2021

1 answer

Alternative dyes for Gram staining

In the Gram stain, is there any replacement for primary stain, secondary stain, decolourizer and mordant? What results will the replacements produce? I found that crystal violet can be replaced...

Asked on 04/15/2021 by user64858

1 answer

Tree identification

I went to Araku few days ago and saw this tree in a garden . ...

Asked on 04/14/2021

1 answer

Can an Ichthyologist identify this Canadian freshwater fish?

This will be very simple for a lot of you! But I been getting mixed answers about his catch. Is this a chinook salmon...

Asked on 04/14/2021

1 answer

Are there any arboreal mammals which eat leeches?

Are there any tree-dwelling mammals which might be found taking a living leech and eating it? (And do any hollow-dwelling birds of prey eat leeches?)...

Asked on 04/13/2021 by Qubei

1 answer

Why is 450 nm monochromatic light perceived as blue or violet depending on its intensity?

Trying to do some color matching I purchased a 450 nm laser. I expected monochromatic light of this laser to have similar properties to those of all others I've already...

Asked on 04/12/2021

2 answer

COVID and the Immune Systems of Parents of Young Children

As a parent of two young children I've noticed that I very rarely become ill with your typical seasonal bugs, including flu, even though my kids might be sick. In...

Asked on 04/12/2021 by J. Adam Connor

0 answer

Preserving biochar micro-organisms

I am in the process of making biochar, this means producing charcoal with pyrolysis. I want to use it for agricultural purposes, so I need to activate it with microorganisms...

Asked on 04/11/2021 by Samer_Azar

0 answer

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