In pre-industrial period in England, most peppered moths had light coloration. During industrial revolution, many lichens died out and trees became blackened by soot from factories and interestingly, dark colored moths were predominantly seen. Which of the following observation is incorrect about above selection?

TLS Online TPP Program

#Question id: 27100

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following statement is correct regarding the α -Turn and β turns

(1)In α - Turn H-bond is seen between i and i + 4 (First and Fifth residue)

(2) In α Turn conformation is based on i + 1 , i + 2 and i + 3 on the basis of this, they are classified

(3)In β turns H-bond is seen between i and i + 4 (First and Fifth residue)

(4) In β turns  conformation of i + 1 and i + 2 are crucial and on the basis of this, they are classified

TLS Online TPP Program

#Question id: 33495

#Unit 2. Cellular Organization

Polymorphism may be detected at the phenotypic level when 

A. A sequence affects gene function

B. At the restriction fragment level when it affects a restriction enzyme target site, 

C. At the sequence level by direct analysis of DNA.

Which of the above is/are correct statement

TLS Online TPP Program

#Question id: 17281

#Unit 9. Diversity of Life Forms

Identify each of the following structures as haploid or diploid: 

A) sporophyte 

B) spore 

C) gametophyte 

D) zygote 

E) Sperm

TLS Online TPP Program

#Question id: 9233

#Unit 9. Diversity of Life Forms

What is the biggest problem with selecting a site for a reserve?

TLS Online TPP Program

#Question id: 8961

#Unit 9. Diversity of Life Forms

What does recent evidence from molecular systematics reveal about the relationship between grades and clades?