Practice Questions

TLS Online TPP Program

#Question id: 8287

The following phylogeny shows six living species (a-f) and five ancestral (now extinct) species (#1-5). If the phylogeny had been developed on the basis of similarities in bone structure, which of the following predictions would you make in terms of the structure of a particular enzyme?

#Unit 9. Diversity of Life Forms

The enzymes of species b and f are very similar.
The enzymes of species b and c are more similar to ancestor #4 than to ancestor 2
The enzymes of species a and b are the same as that of ancestor #2.
The enzyme of species c is very similar to that of species d.

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TLS Online TPP Program

#Question id: 20968

#Unit 12. Applied Biology

Transgenic models exist for ________ disease.

TLS Online TPP Program

#Question id: 20969

#Unit 12. Applied Biology

Which of the following is the process of choosing parent organisms for the characteristics that is wanted in their offspring?

TLS Online TPP Program

#Question id: 20970

#Unit 12. Applied Biology

Which protein has been produced generating a transgenic sheep that is used for replacement therapy for individuals at risk from emphysema?

TLS Online TPP Program

#Question id: 20971

#Unit 12. Applied Biology

Which of the following gene have been introduced into the transgenic fish?

a) E.coli gene for β-galatosidase

b) Human or rat gene for growth hormone

c) Chicken gene for delta crystalline protein

TLS Online TPP Program

#Question id: 19298

#Unit 12. Applied Biology

Common strategies use genes for plant proteins that have been shown to be effective against a wide variety of insects.

1. α-amylase inhibitors

3. Protease inhibitors

Which among the following is correct combination?

TLS Online TPP Program

#Question id: 19299

#Unit 12. Applied Biology

A new patented technology that permits a rapid and effective elucidation of functions of unknown genes/DNA sequences.