Hydrogen bonds can occur when hydrogen is covalently bonded to atoms like nitrogen and oxygen. What property of nitrogen and oxygen is important for this?

#Question id: 1551

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

function of CR2

#Question id: 5256

#SCPH05 I Biotechnology

If the experimental population of E. coli lacks an F factor or F plasmid, and if bacteriophage are excluded from the bacterial cultures, then which of these is a means by which beneficial mutations might be transmitted horizontally to other E. coli cells?

#Question id: 5527

#SCPH28 | Zoology

Ectoderm cells related with anterior neural crest cells condense and form

#Question id: 4830

#SCPH12 I Genetics

Blue flower is dominant over white flower and long pollen is dominant over short pollen. A pure line plant with Blue flower and long pollen was cross with white flower and short pollen. F1 plant was allowed to test cross to produced numerous Offspring in following number

Blue flower and long pollen            2000

Blue flower and short pollen             500

White flower and long pollen            500    

White flower and short pollen         2000

What is approximate distance between Flower color gene and pollen length gene?

#Question id: 4352

#SCPH06 I Botany

How does extracellular glucose inhibit transcription of the lac operon?