The defining characteristic(s) of the root cap is that it
A. protects the meristem from abrasion.
B. is located at the tip of the root.
C. secretes a lubricant for the growing root.
D. plays a role in sensing gravity.
E. All of the answer choices are correct.
E. All of the answer choices are correct.
You might also like to view...
The osmoregulatory and ionoregulatory problems facing a saltwater fish are
A. loss of water and loss of ions. B. loss of water and gain of ions. C. gain of water and loss of ions. D. gain of water and gain of ions. E. buildup of urea in tissues.
The first barrier to invasion is
a. antibody production. b. intact skin and body cavity linings. c. direct attack by white blood cells. d. innate immunity. e. development of memory cells.
Which of the following describes the product law?
A) The product of the sum of the probabilities of two simultaneous events describes the ability of those two events to occur together. B) The probably of two linked events occurring simultaneously is equal to the probabilities of each individual event. C) The probability of two or more independent events occurring simultaneously is equal to the product of their individual probabilities. D) The probabilities of two events occurring in a specific sequence are the product of their individual probabilities squared. E) The probability of two or more independent events occurring simultaneously is equal to the sum of their individual probabilities.
A life-threatening bacterial infection that results in complete blockage of the airway due to swelling of a flap of tissue that normally protects the lungs during swallowing is
A) epiglottitis. B) croup. C) hay fever. D) dyspnea. E) stridor.