TLS Online TPP Program

#Question id: 12752


Which of the following cannot be used to remove protein contamination from nucleic acids?

#SCPH28 | Zoology
  1. Cs-Cl centrifuged
  2. Organic extraction
  3. Protease treatment
  4. Isopropanol
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TLS Online TPP Program

#Question id: 10527

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

Based on their feeding behaviors, three major types of insect herbivores can be distinguished, which evades the constitutive defense;

A) Phloem feeders                                                                    i) caterpillars, grasshoppers, and beetles

B) Cell-content feeders                                                            ii) aphids and whiteflies

C) Chewing insects                                                                    iii) mites and thrips

Correctly match the feeding behaviour with its insects;

TLS Online TPP Program

#Question id: 5115

#SCPH01 Biochemistry

At the time of mid-blastula transition which of the following event not occur?

TLS Online TPP Program

#Question id: 11090

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

An aviator is flying at 30,000 ft where the barometric pressure is 226 mm Hg. He is breathing 100% oxygen, his alveolar PCO2 is 40 mm Hg, and his alveolar water vapor pressure is 47 mm Hg. What is the alveolar PO2 of the aviator (in mm Hg)? (Assume that the respiratory quotient is equal to 1.)

TLS Online TPP Program

#Question id: 4747

#SCPH01 Biochemistry

How does incomplete dominance differ from incomplete penetrance?

TLS Online TPP Program

#Question id: 5543

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

What is the purpose of the chorion in terrestrial vertebrate embryos?