TLS Online TPP Program

#Question id: 40237


Which of the following groups of scientists is credited with the discovery of restriction enzymes, the "molecular scissors" essential for genetic engineering?

#Applied Microbiology
  1. James Watson and Francis Crick 
  2. George Beadle and Edward Tatum 
  3. Hamilton Smith, Daniel Nathans, and Werner Arber
  4. François Jacob and Jacques Monod
More Questions
TLS Online TPP Program

#Question id: 1402

#Life Sciences

Which of the following oncoproteins possess(es) protein kinase activity?

TLS Online TPP Program

#Question id: 1403

#Biochemistry

Tumor-suppressor genes encode proteins with which of the following functions?

a. growth-promoting               b. growth-arresting                  c. pro-apoptotic

d. anti-apoptotic                      e. DNA repair

TLS Online TPP Program

#Question id: 1403

#Life Sciences

Tumor-suppressor genes encode proteins with which of the following functions?

a. growth-promoting               b. growth-arresting                  c. pro-apoptotic

d. anti-apoptotic                      e. DNA repair

TLS Online TPP Program

#Question id: 1407

#Biochemistry

Which of the following is pro-apoptotic?

a. Bax              b. Bcl-2                       c. p53              d. protein kinase B      e. PTEN

TLS Online TPP Program

#Question id: 1407

#Life Sciences

Which of the following is pro-apoptotic?

a. Bax              b. Bcl-2                       c. p53              d. protein kinase B      e. PTEN

TLS Online TPP Program

#Question id: 1412

#Biochemistry

Which technique is the best for identifying which genes are upregulated and which are downregulated when cancer cells in culture are treated with taxol?