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TLS Online TPP Program

#Question id: 5275

 The designation his- refers to

#Unit 8. Inheritance Biology

  1. the genotype of a bacterium that lacks a functional gene for histidine synthesis.

  2. the genotype of a bacterium that has a functional gene for histidine synthesis.

  3. the opposite of a hers gene.

  4. the genotype of a bacterium that lacks a functional gene for histidine synthesis and bacteria that are auxotrophic for histidine.

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TLS Online TPP Program

#Question id: 15405

#Unit 8. Inheritance Biology

You set up a mapping cross involving two genes in Aspergillus and determine the following percentages of tetrad types: parental ditype 51%, nonparental ditype 49%. What can you say about your genes?
TLS Online TPP Program

#Question id: 24636

#Unit 2. Cellular Organization

The degree of supercoiling of bacterial DNA is maintained by regulation of the net activity of topoisomerases,
TLS Online TPP Program

#Question id: 21123

#Unit 12. Applied Biology

Which one of the following is a detection device or transducer for nucleic acid biological material?
TLS Online TPP Program

#Question id: 11071

#Unit 7. System Physiology – Animal

At the end of inhalation, with an open glottis, the pleural pressure is
TLS Online TPP Program

#Question id: 26945

#Unit 10. Ecological Principles

If the net reproductive rate is less then 1 than it represents____