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TLS Online TPP Program

#Question id: 5273

Replica plating

#Unit 8. Inheritance Biology

  1. is useful for direct selection.

  2. is useful for identifying auxotrophs.

  3. uses media on which the mutant will not grow and the parental cell type will.

  4. is useful for identifying auxotrophs AND uses media on which the mutant will not grow and the parental cell type will.

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TLS Online TPP Program

#Question id: 4914

#Unit 8. Inheritance Biology

German scientist Carl Correns found that the inheritance of variegated color on the leaves of certain plants was determined only by the maternal parent. What phenomenon explains this pattern of inheritance?
TLS Online TPP Program

#Question id: 28551

#Unit 5. Developmental Biology

In D. discoideum, When the ratio of PSF relative to that of bacteria exceeds a certain threshold, then which  activity happened?
TLS Online TPP Program

#Question id: 5000

#Unit 11. Evolution and Behavior

The existence of evolutionary trends, such as increasing body sizes among horse species, is evidence that
TLS Online TPP Program

#Question id: 4848

#Unit 8. Inheritance Biology

Neurospora strain with genotype AB was cross to another strain with genotype ab. Following different ascus and their appropriate number given in table.

Distance map unit between Gene A and centromere?
TLS Online TPP Program

#Question id: 12304

#Unit 7. System Physiology – Animal

Which of the following changes would you expect to find after acute administration of a vasodilator drug that caused a 50% decrease in renal efferent arteriolar resistance and no change in afferent arteriolar resistance or arterial pressure?