Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 55628
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
More Questions
TLS Online TPP Program

#Question id: 23847

#Unit 2. Cellular Organization

Which group of external signals regulated by Smooth muscle cells and non-muscle cells?
TLS Online TPP Program

#Question id: 23845

#Unit 2. Cellular Organization

Which type of molecules bind to myosin head during the skeletal muscle contraction?
TLS Online TPP Program

#Question id: 23844

#Unit 2. Cellular Organization

Thin-filament regulation is,
TLS Online TPP Program

#Question id: 23843

#Unit 2. Cellular Organization

Thick-filament regulation is,
TLS Online TPP Program

#Question id: 23842

#Unit 2. Cellular Organization

Which actions requires energy from ATP hydrolysis ?
TLS Online TPP Program

#Question id: 23841

#Unit 2. Cellular Organization

Which step of myosin movement along the actin filament is performed in the absence of ATP?