Carbamoyl phosphate synthetase I is located in the ________ in eukaryotes and uses ________ as a nitrogen source.

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#Question id: 30083

#Unit 2. Cellular Organization

Which of the following statements about the P element is CORRECT?

a) P elements are responsible for hybrid dysgenesis in germ cell of Drosophila

b) Hybrid dysgenesis occurs in the offspring of crosses between P+ male and P- female strains of Drosophila

c) P element activity is regulated by piRNAs derived from the P elements themselves.

TLS Online TPP Program

#Question id: 21000

#Unit 12. Applied Biology

Which marker gene is used to identify biodegrading microorganism such as Burkholderia in Agriculture soil?

TLS Online TPP Program

#Question id: 1414

#Unit 4. Cell Communication and Cell Signaling

Which of the following genes encodes a caspase in C. elegans?

TLS Online TPP Program

#Question id: 3667

#Unit 3. Fundamental Processes

In an ______________ plasmid, replication occurs in two stages. In the first stage, the double stranded circular plasmid DNA replicates to form another double-stranded circular DNA and a single-stranded circular DNA, In the second stage, the complementary strand is synthesized on the single-stranded DNA to make another double-stranded DNA.

TLS Online TPP Program

#Question id: 3047

#Unit 2. Cellular Organization

A rapidly growing bacterial species such as E. coli exhibits a typical phase of growth cycle in liquid nutrient broth. If a bacterial culture has starting density 1000 cells/ml in log phase and after four hours cell density is 4000 cells/ml.  What is specific growth rate per hour?