TLS Online TPP Program

#Question id: 5347


The inheritance of a given disorder is recorded in small families shown below: Based on the above limited information, which one of the following inheritance pattern best explains the observations?

#Unit 8. Inheritance Biology
  1. X-linked recessive   

  2. X-linked dominant

  3. Autosomal recessive   

  4. Autosomal dominant

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TLS Online TPP Program

#Question id: 27630

#Unit 1. Molecules and their Interaction Relevant to Biology

α helices are common components of polypeptide chains, they need to be of a certain minimum length of then which of the following graph is correctly representing that certain minimum length condition

TLS Online TPP Program

#Question id: 27631

#Unit 1. Molecules and their Interaction Relevant to Biology

Interactions between amino acid residues at the ends of the helical segment and the electric dipole inherent to the  helix so which of the following representing the actual dipole moment along the peptide bond atoms C=O– N-H

TLS Online TPP Program

#Question id: 27632

#Unit 1. Molecules and their Interaction Relevant to Biology

The two forms of poly(Pro) helix all cis (I) or all trans (II) peptide bonds with different no of amino acid per turn

(a) poly(Pro) I as a right-handed helix with 3.3 residues per turn 

(b) poly(Pro) I as a right-handed helix with 3 residues per turn 

(c) poly(Pro) II is a left-handed helix with 3 residues per turn.

(d) poly(Pro) II is a left-handed helix with 3.3 residues per turn.

Choose the correct options of the following

TLS Online TPP Program

#Question id: 27633

#Unit 1. Molecules and their Interaction Relevant to Biology

Amino acid and condtion/propensity of forming helix is given
(a) Polyleucine and polyalanine readily do not form a-helical structures.
(b) Polyleucine and polyalanine readily form a-helical structures.
(c) Below pH 12, polylysine chain, readily forms an a-helix
(d) At pH 12, polylysine chain, readily forms an a-helix
(e) Below pH 5olyGlu readily do not forms an a-helix.
(f) Below pH 5olyGlu readily forms an a-helix.
Choose the correct options of the following

TLS Online TPP Program

#Question id: 27634

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following set of amino acid can form beta sheet

TLS Online TPP Program

#Question id: 27635

#Unit 1. Molecules and their Interaction Relevant to Biology

The arrangement of successive amide planes has a pleated appearance due to the