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TLS Online TPP Program

#Question id: 11295

The amount of energy entering a food chain depends on the

#XL - R Botany
  1. Direction of energy flow in the system
  2. Biomass of carnivores and their efficiency in locating and capturing animal prey
  3. Biomass of heterotrophs and their efficiency in transforming plant tissue into animal tissue
  4. Biomass of autotrophs and their efficiency in transforming solar energy into chemical energy
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TLS Online TPP Program

#Question id: 946

#XL - P Chemistry

Aspartate is the precursor for which of the following amino acids?
TLS Online TPP Program

#Question id: 950

#XL - P Chemistry

Nitric oxide is formed from arginine. It is a messenger molecule with several functions that include all below except
TLS Online TPP Program

#Question id: 951

#XL - P Chemistry

The changes that occur in cells that lead to its death are called ________.
TLS Online TPP Program

#Question id: 953

#XL - P Chemistry

 The degradation of arginine, histidine and proline all lead to the product ________.
TLS Online TPP Program

#Question id: 959

#XL - P Chemistry

Phenylalanine hydroxylase requires molecular ________ and tetrahydrobiopterin.
TLS Online TPP Program

#Question id: 960

#XL - P Chemistry

Which amino acids are purely ketogenic?