Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 62204
TLS Online TPP Program

#Question id: 13032

In SDS-PAGE, protein sample is first treated with detergent sodium dodecyl sulfate (SDS), in order to

#Environmental Science
  1. Make the protein become negatively charged.
  2. Make the protein become positively charged.
  3. Renature the protein.
  4. Adjust the pH of protein.
More Questions
TLS Online TPP Program

#Question id: 39083

#Zoology

Match the Vertebrate Class with Feature

Column I (Class)Column II (Feature)
A. Pisces1. Pneumatic bones
B. Amphibia2. Operculum
C. Aves3. Moist skin
D. Mammalia4. Mammary glands
TLS Online TPP Program

#Question id: 39083

#Life Sciences

Match the Vertebrate Class with Feature

Column I (Class)Column II (Feature)
A. Pisces1. Pneumatic bones
B. Amphibia2. Operculum
C. Aves3. Moist skin
D. Mammalia4. Mammary glands
TLS Online TPP Program

#Question id: 39084

#Zoology

Which of the following is a connecting link between invertebrates and vertebrates?
TLS Online TPP Program

#Question id: 39084

#Life Sciences

Which of the following is a connecting link between invertebrates and vertebrates?
TLS Online TPP Program

#Question id: 39085

#Zoology

Which embryonic structure gives rise to the central nervous system in vertebrates?
TLS Online TPP Program

#Question id: 39085

#Life Sciences

Which embryonic structure gives rise to the central nervous system in vertebrates?