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TLS Online TPP Program

#Question id: 7295

If a long-day plant has a critical night length of 9 hours, which 24-hour cycle would prevent flowering? (SS)

#Unit 5. Developmental Biology
  1. 16 hours light/8 hours dark
  2. 14 hours light/10 hours dark
  3. 4 hours light/8 hours dark/4 hours light/8 hours dark
  4. 8 hours light/8 hours dark/light flash/8 hours dark
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TLS Online TPP Program

#Question id: 10939

#Unit 7. System Physiology – Animal

After a person is placed in an atmosphere with low oxygen, how long does it take before there are increased numbers of reticulocytes?
TLS Online TPP Program

#Question id: 14967

#Unit 2. Cellular Organization

Clinically, the cell wall is important because it contributes to the ability of some species to cause disease and is the site of action of some antibiotics. In addition, the chemical composition of the cell wall is used 
TLS Online TPP Program

#Question id: 4924

#Unit 8. Inheritance Biology

Following statement given for a character

A- Characteristics based on autosomal genes

B- Biparntal inheritance

C-pattern of gene expression depend on parental origin

Which of the following having above statements feature?
TLS Online TPP Program

#Question id: 12462

#Unit 10. Ecological Principles

For most terrestrial ecosystems, pyramids of numbers, biomass, and energy are essentially the same-they have a broad base and a narrow top. The primary reason for this pattern is that
TLS Online TPP Program

#Question id: 11223

#Unit 7. System Physiology – Animal

Of those listed, which event occurs first following a depolarizing stimulus applied to the presynaptic membrane of an axon terminal?