Practice Questions

TLS Online TPP Program

#Question id: 12002

Which of the following can be correctly concluded from this experiment?

#Unit 10. Ecological Principles

The temperature range of the thermal niche remains constant at different evolutionary temperatures, even though critical thermal limits may change.
Critical thermal limits remain constant during evolution at different temperatures.
The same maximal growth rate is attained in all three populations, but it is attained at different temperatures.
Maximal growth rate is not always attained at the temperature at which a population evolved

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TLS Online TPP Program

#Question id: 23561

#Unit 13. Methods in Biology

General steps in the generation of a recombinant DNA molecule in the laboratory include

TLS Online TPP Program

#Question id: 23562

#Unit 13. Methods in Biology

________ is the propagation of individual host cells containing a recombinant DNA molecule.

TLS Online TPP Program

#Question id: 23563

#Unit 13. Methods in Biology

________ is the direct uptake of foreign DNA by a host cell.

TLS Online TPP Program

#Question id: 23564

#Unit 8. Inheritance Biology

Match the following

Column I

Column II

A) G-bands

i) viewing the chromosomes under ultraviolet light results from differences in the relative amounts of cytosine–guanine (C–G) and adenine–thymine base pairs

B) R-bands

ii) which are regions of DNA occupied by centromeric heterochromatin

C) Q-bands

iii) staining the telomere DNA specifically

D) C-bands

iv) distinguish areas of DNA that are rich in adenine–thymine (A–T) base pairs

E) T-bands

v) reverting the dark bands by using saltingout method

TLS Online TPP Program

#Question id: 23565

#Unit 8. Inheritance Biology

Sequence rich with cytosine and guanine base pairs only that are detected by