A snapdragon plant that bred true for white petals was crossed to a plant that bred true for purple petals, and all the F1 had white petals. The F1 was selfed. Among the F2, three phenotypes were observed in the following numbers

white                              240

solid-purple                    61

spotted-purple                19

Total                              320

Which of the following reason to deviation f2 phenotype ratio ?

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#Question id: 11448

#I Life Science/ Life Sciences Group – I-V

Artificial electrical stimulation of a human's capsaicin-sensitive neurons would likely produce the sensation of ________.

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#Question id: 23166

#SCPH06 I Botany

To visualize two proteins in fixed Hela cells using an epifluorescence microscope. Below is a list of various fluorophores (dyes) available to see those proteins.

1. FITC

2. GFP

3. Fluorescein

4. Alexa 568

Select the correct combinations of the appropriate dyes that would typically be utilized to observe co-localization in an epifluorescence microscope?

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#Question id: 23245

#SCPH01 Biochemistry

In Sanger chain termination method for sequencing requires?

1) A. Single stranded DNA template

2) Primer complementary to template strand

3) DNA Polymerase

4) dNTPs and ddNTPs

Which of the following option has correct combination?

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#Question id: 19127

#SCPH01 Biochemistry

Certain advantages of biosensors include

1. Device is tiny and biocompatible

2. Device is expensive, big in size

3. It is durable 

4. Assay should be rapid and non-accurate 

Which of the following statements are correct?

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#Question id: 2639

#SCPH28 | Zoology

A Lac repressor is a tetramer repressed when bound to the inducer. The trp repressor is a ____________________