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TLS Online TPP Program

#Question id: 10809

Sieve element sap is rich in sugars and other organic molecules, These molecules represent an energy investment for the plant. How their loss be prevented when sieve elements are damaged?

#I Life Science/ Life Sciences Group – I-V
  1. Short-term sealing mechanisms not involve sap proteins
  2. long-term mechanism for preventing sap loss entails closing sieve plate pores with callose   
  3. For preventing sap loss using smooth endoplasmic reticulum (SER) which covers the sieve areas  
  4. long-term mechanism for preventing sap loss opening of the sieve tube in angiosperm
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TLS Online TPP Program

#Question id: 963

#SCPH05 I Biotechnology

________ is hydrolytically cleaved to directly yield urea in the urea cycle.
TLS Online TPP Program

#Question id: 963

#SCPH06 I Botany

________ is hydrolytically cleaved to directly yield urea in the urea cycle.
TLS Online TPP Program

#Question id: 963

#SCPH28 | Zoology

________ is hydrolytically cleaved to directly yield urea in the urea cycle.
TLS Online TPP Program

#Question id: 964

#SCPH28 | Zoology

In mammals, ureogenesis occurs almost exclusively in the ________.
TLS Online TPP Program

#Question id: 965

#SCPH28 | Zoology

How many ATP are consumed in the conversion of bicarbonate to carbamoyl phosphate?
TLS Online TPP Program

#Question id: 966

#SCPH28 | Zoology

 In the urea cycle the nitrogen atoms originate from ________.