TLS Online TPP Program

#Question id: 2862


What is the result of regulatory mutation in given lac operon in merodiploids,

#Unit 2. Cellular Organization
  1. Both lac operons repressible, mutation is recessive

  2. One lac operon nonrepressible, mutation is cis-dominant

  3. Both lac operons uninducible, mutation is trans-dominant

  4. One lac operon nonrepressible, mutation is  trans-negative

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TLS Online TPP Program

#Question id: 28305

#Unit 5. Developmental Biology

Molecular processes of capacitation prepare the sperm for the acrosome reaction and enable the sperm to become hyperactive, which one is not the event of molecular processes___ 

TLS Online TPP Program

#Question id: 27967

#Unit 1. Molecules and their Interaction Relevant to Biology

Malonate is an analog of succinate not normally present in cells, is a strong competitive inhibitor of succinate dehydrogenase, and its addition to mitochondria blocks the activity of the

TLS Online TPP Program

#Question id: 27504

#Unit 2. Cellular Organization

Which kind of catalysis are used by the topoisomerases

TLS Online TPP Program

#Question id: 890

#Unit 1. Molecules and their Interaction Relevant to Biology

Some of the misfolded protein or defective Protein causes disease as follows;

               Disease                                             Defective Protein

A)  Parkinson’s disease                                  i) Amyloid-β protein

B)  Alzheimer’s disease                                  ii) Superoxide dismutase

C) Huntington’s disease                                iii) Lysozyme

D) Lysozyme amyloidosis                             iv) α-Synuclein

E) Amyotrophic lateral sclerosis                   v) polyglutamate expansion

Match the correct disease with its misfolded proteins;

TLS Online TPP Program

#Question id: 12167

#Unit 8. Inheritance Biology

If a cross is made between the two individuals such as,

The F1 shows the 512 individuals, contain the 2 individual shows maximum phenotype. 

i) No. of QTLs

ii) No. of polygenes involved

iii) No. of phenotypes in F2  generation

iv) No. of genotypes in F2 generation

Calculate the given different values;