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TLS Online TPP Program

#Question id: 11575

Fight-or-flight reactions include activation of the ________.

#Unit 7. System Physiology – Animal
  1. parathyroid glands, leading to increased metabolic rate
  2. anterior pituitary gland, leading to cessation of gonadal function
  3. adrenal medulla, leading to increased secretion of epinephrine
  4. pancreas, leading to a reduction in the blood sugar concentration
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TLS Online TPP Program

#Question id: 10372

#Unit 6. System Physiology – Plant

Nod genes, which NodD activates, code for nodulation proteins, most of which are involved in the biosynthesis of Nod factors such as;

 a) Nod factors are lipochitin oligosaccharide signal molecules

 b) Nod factor shave a chitin β-1→ 4-linked N-acetyl-D-glucosamine backbone

 c) These N-acetyl-D-glucosamine backbone varying in length from three to six sugar units

 d) A fatty acid chain on the C-2 position of the nonreducing sugar determine the length and degree of saturation of the fatty acyl chain by NodL

 Which of the following is incorrect?
TLS Online TPP Program

#Question id: 8923

#Unit 9. Diversity of Life Forms

Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?
TLS Online TPP Program

#Question id: 3463

#Unit 11. Evolution and Behavior

Which one of the following statements is INCORRECT?
TLS Online TPP Program

#Question id: 2262

#Unit 2. Cellular Organization

Ribosomes are made up of ____ subunits.
TLS Online TPP Program

#Question id: 4151

#Unit 3. Fundamental Processes

The signal sequences that direct proteins to the nucleus are: