TLS Online TPP Program

#Question id: 588


The initial velocity of an enzyme reaction (v0) describes

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. the concentration of the enzyme at maximal velocity.

  2. the concentration of substrate at maximal velocity.

  3. the concentration of both at the start of the reaction.

  4. the rate of the reaction at when the substrate and enzyme are first mixed.

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TLS Online TPP Program

#Question id: 7313

#Unit 5. Developmental Biology

Which of the following statement incorrect about the meristem?

TLS Online TPP Program

#Question id: 7314

#Unit 5. Developmental Biology

With reference to plant flowering pattern; match the terms of Column I with the most appropriate term of Column II. (Se-Sepal; Ca-Carpel; St-stamen; Pe-Petal)

s.no.

Homeotic mutants

(Column 1)

S. No

Flower patterning

(Column 2)

A.     

Apetala2 mutant

                    I.  

Ca-Ca-Ca-Ca

B.      

Agamous /Apetala3 mutant

                    II.    

Se-Pe-Pe-Se

C.      

Agamous mutant

               III. 

Se-Se-Se-Se

D.     

Apetala2/Apetala3 mutant

                IV.

Ca-St-St-Ca

 

TLS Online TPP Program

#Question id: 7315

#Unit 5. Developmental Biology

Following pathway represents apoptosis in drosophila. Identify the proteins A-D sequentially.

TLS Online TPP Program

#Question id: 7316

#Unit 5. Developmental Biology

Programmed cell death, or apoptosis, is an essential part of animal development. In the nematode, with its invariant cell lineage, particular cell lineages or particular cells within specific lineages are destined to end in programmed cell death, and it was this feature that allowed the identification of the process and the analysis of its genetic control.

Which of the following combination of genes are correct?

TLS Online TPP Program

#Question id: 7700

#Unit 9. Diversity of Life Forms

The legless condition that is observed in several groups of extant reptiles is the result of ________.

TLS Online TPP Program

#Question id: 7703

#Unit 9. Diversity of Life Forms

Carolus Linnaeus believed that species remained fixed in the form in which they had been created. Linnaeus would have been uncomfortable with ________.