The somatic senses include four of the following sensations. Which one is the exception?
a. balance
b. pain near the body surface
c. temperature
d. touch
e. pressure
ANSWER: a
You might also like to view...
Which of the following would be the least
satisfactory organism for genetic research? a. humans b. bacteria c. corn d. fruit flies e. peas
Repair of an apurinic or apyrimidinic site in DNA by AP endonuclease must be completed by the action of ________.
A. RecA protein B. UvrABC endonuclease C. DNA polymerase I D. None of the choices are correct.
Choose the true statements about duplicate genes.
A. Duplicate genes can gain a derived function through subsequent mutation. B. Gene duplication rarely occurs in growth and development genes, immune system genes, and cell-surface receptor genes. C. Duplicate genes often share the same pattern of gene expression. D. Duplicate genes may retain their ancestral function by their resistance to mutation.
Salmon eggs hatch in freshwater. The fish then migrate to the ocean (a hypertonic solution) and, after several years of feeding and growing, return to freshwater to breed
How can these organisms make the transition from freshwater to ocean water and back to freshwater? A) The rectal gland functions in the ocean water, and chloride cells function in freshwater. B) Different gill cells are involved in osmoregulation in freshwater than in salt water. C) Salmon in freshwater excrete dilute urine, and salmon in salt water secrete concentrated urine. D) Their metabolism changes in salt water to degrade electrolytes.