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TLS Online TPP Program

#Question id: 5210

Which of the following is a representation of gene density?

#Unit 11. Evolution and Behavior

  1. Humans have 2,900 Mb per genome.

  2. C. elegans has ~20,000 genes.

  3. Humans have ~25,000 genes in 2,900 Mb.

  4. Humans have 27,000 bp in introns.

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TLS Online TPP Program

#Question id: 18087

#Unit 13. Methods in Biology

Each of five questions on a multiple-choice examination has four choices, only one of which is correct. The student is attempting to guess the answers. The random variable X is the number of questions answer correctly. Probability that the student will get
Exactly three correct answers
TLS Online TPP Program

#Question id: 3856

#Unit 3. Fundamental Processes

In eukaryotes, the conserved element closest to the transcription start site is called the:
TLS Online TPP Program

#Question id: 1274

#Unit 4. Cell Communication and Cell Signaling

Which of the following are included as functions of the extracellular matrix?

a. supporting differentiation               b. synthesis of procollagen

c. binding growth hormones               d. filtering
TLS Online TPP Program

#Question id: 12584

#Unit 10. Ecological Principles

Which of the following causes excessively high levels of toxic chemicals in fish-eating birds? 
TLS Online TPP Program

#Question id: 9612

#Unit 9. Diversity of Life Forms

The best classification system is that which most closely