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TLS Online TPP Program

#Question id: 9594

The first reaction that converts electron energy into chemical energy—What will happened in  the primary photochemical event—

#Section 2: General Biology
  1. The transfer of an electron from the excited state of a chlorophyll in the reaction centre to an acceptor molecule-pheophytin
  2. The reaction centre chlorophyll is in an oxidized state (electron deficient, or positively charged), and the nearby electron acceptor molecule is reduced (electron rich, or negatively charged)
  3. The reaction centre chlorophyll is in an oxidized state (electron deficient, or negatively charged), and the nearby electron acceptor molecule is reduced (positively charged)
  4. The transfer of an electron from the excited state of a chlorophyll in the reaction centre to an acceptor molecule- plastocyanin
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TLS Online TPP Program

#Question id: 10778

#Section 6: Plant, Animal and Microbial Biotechnology

Essential oils are the mixture of volatile,
TLS Online TPP Program

#Question id: 1146

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following general statement(s) about a G protein–coupled receptor is (are) TRUE?
TLS Online TPP Program

#Question id: 14421

#Section 1: Engineering Mathematics
TLS Online TPP Program

#Question id: 1094

#Section 3: Genetics, Cellular and Molecular Biology

Not all intercellular signals require transduction. Which one of the following signals would be processed without transduction?
TLS Online TPP Program

#Question id: 15673

#Section 6: Plant, Animal and Microbial Biotechnology

A urine sample with more than 100,000 organisms is considered indicative of infection. A urine sample containing 5,000 bacteria, with a generation time of 30 minutes, sits for 3 hours before finally being assayed. How many bacteria will then be present within the sample?