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TLS Online TPP Program

#Question id: 2119

A sodium-potassium pump:

#SCPH06 I Botany

  1. moves three potassium ions out of a cell and two sodium ions into a cell while producing ATP for each cycle

  2. moves three sodium ions out of a cell and two potassium ions into a cell using energy from ATP hydrolysis

  3. moves three potassium ions out of a cell and two sodium ions into a cell using energy from ATP hydrolysis

  4. move three sodium ions out of a cell and two potassium ions into a cell and generates an ATP in each cycle

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TLS Online TPP Program

#Question id: 4325

#SCPH28 | Zoology

Cell differentiation always involves
TLS Online TPP Program

#Question id: 5617

#SCPH01 Biochemistry

In sea urchins and mammals, the rise in Ca2+ concentration responsible for the cortical granule reaction is due to
TLS Online TPP Program

#Question id: 2952

#SCPH01 Biochemistry

Throughout interphase,.. .........  are synthesized at a relatively constant rate, whereas  ............ are synthesized only during the S phase.
TLS Online TPP Program

#Question id: 19303

#SCPH01 Biochemistry

A typical plant gene has the following regions 
(i) Promoter
(ii) enhancer/silencer
(iii) Cap site 
(iv) Translated region  
(v) Initiation codon
(vi) Exons 
(vii) intron
(viii) Stop codon
(ix) Poly (A) tail
Which of the following option is incorrect?
TLS Online TPP Program

#Question id: 933

#I Life Science/ Life Sciences Group – I-V

Industrially, nitrogen for use in fertilizers is converted to ammonia by ________.