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TLS Online TPP Program

#Question id: 12711

Various sensors monitor ROS levels in cells; an increase in ROS activates a signal transduction network. ROS scavenging is carried out by antioxidant molecules ____X_________and by antioxidant enzymes such as____Z_________

#Unit 6. System Physiology – Plant
  1. X-Ascorbate,  glutathione,  vitamin E,  and carotenoids ; Z- superoxide dismutase, ascorbate peroxidase, and catalase
  2. X-Co-factors, vitamin C, and carotenoid molecules; Z- superoxide dismutase, and catalase
  3. X- superoxide dismutase, ascorbate peroxidase, and catalase Z- Ascorbate,  glutathione,  vitamin E,  and carotenoids 
  4. X- Ions,  Co-factors, vitamins, minerals Z- superoxide dismutase, ascorbate peroxidase, and catalase
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TLS Online TPP Program

#Question id: 10455

#Unit 6. System Physiology – Plant

Phototropins regulate chloroplast movements via_____
TLS Online TPP Program

#Question id: 10976

#Unit 7. System Physiology – Animal

In a resting adult, the typical ventricular ejection fraction has what value?
TLS Online TPP Program

#Question id: 7754

#Unit 5. Developmental Biology

In autophagy, the endoplasmic reticulum (ER) first gives rise to a cup-shaped, membranous cisterna called the
TLS Online TPP Program

#Question id: 12042

#Unit 7. System Physiology – Animal

A 19-year-old woman visits her physician because of nausea, diarrhea, light headedness, and flatulence. The physician administers 50 g of oral lactose at time zero, and measures breath hydrogen every 30 min for 3 hr using a hand-held monitor. The results are shown above. Which of the following best describes this patient’s condition?
TLS Online TPP Program

#Question id: 10599

#Unit 10. Ecological Principles

In a type I survivorship curve characterized by: