Trace elements are those required by an organism in only minute quantities. Which of the following is a trace element that is required by humans and other vertebrates, but not by other organisms such as bacteria or plants?

TLS Online TPP Program

#Question id: 15943

#Section 1: Engineering Mathematics

If the matrix  is singular, then  equals

TLS Online TPP Program

#Question id: 15944

#Section 1: Engineering Mathematics

Consider the following in respect of two non-singular matrices A and B of same order:

a. Det (A+ B) = det A + det B

b. (A + B)^-1 = A^-1 + B^-1 

Which of the above is/are correct?

TLS Online TPP Program

#Question id: 15998

#Section 6: Plant, Animal and Microbial Biotechnology

For culturing, plasma from the adult chicken is preferred to mammalian plasma because

TLS Online TPP Program

#Question id: 15999

#Section 6: Plant, Animal and Microbial Biotechnology

Toxicity due to accumulation of ammonia can be overcome

TLS Online TPP Program

#Question id: 16000

#Section 6: Plant, Animal and Microbial Biotechnology

Range of osmolarity tolerated/accepted in mOsm/Kg of H2O by mammalian cells is

TLS Online TPP Program

#Question id: 16001

#Section 6: Plant, Animal and Microbial Biotechnology

Disaggregating of cells can be achieved by