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#Question id: 6995


The migratory neural crest cells ________.

#SCPH28 | Zoology
  1. form most of the central nervous system
  2. form the spinal cord in the frog
  3. form a variety of neural and non-neural structures
  4. form the lining of the lungs and of the digestive tract
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#Question id: 5843

#SCPH28 | Zoology

 In homologous recombination in E. coli, the protein that assembles into long, helical filaments that coat a region of DNA is:

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#Question id: 4719

#SCPH28 | Zoology

When a trait exhibits complete co-dominance rather than complete dominance, a cross between heterozygote results deviation of following;

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#Question id: 7301

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

An Rajasthani hunter was worried about being attacked by grizzly tigers, so he left the lights in his cabin on all the time. Plants near the cabin flowered a month early. Which of the following best explains this?

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#Question id: 12724

#SCPH06 I Botany

In response to sudden, 5 to 10°C rises in temperature, plants produce a unique set of proteins referred to as heat shock proteins (HSPs). There are five classes of heat shock proteins found in plants such as;

       HSP class

 Examples (Arabidopsis / prokaryotic)

      Cellular location

 

I) HSP100

 

 

a) AtTCP-1 / GroEL, GroES

 

i) Cytosol

 

II) HSP90

 

 

b) Various AtHSP22, AtHSP20, AtHSP18.2, AtHSP17.6 / IBPA/B

 

ii) mitochondria

 

III) HSP70

 

 

c) AtHSP101 / ClpB, ClpA/C

 

iii) chloroplasts

 

IV) HSP60

 

 

d) AtHSP70 / DnaK

 

iv) endoplasmic reticulum

 

V) smHSP

 

 

e) AtHSP90 / HtpG

 

Match the following HSPs   with their correct location and the examples of the HSPs;


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#Question id: 5693

#SCPH06 I Botany

Type of nondisjunction leads to regions of tissue with different chromosome constitutions, a condition known as mosaicism is due to