Which of the following statements about hormones is NOT true?
A. Hormones usually affect a target organ.
B. Hormones may be classified as peptides or steroids.
C. Hormones are secreted into the bloodstream.
D. Cells that react to a hormone have specific receptors for that hormone.
E. Hormones are released from exocrine glands.
Answer: E
You might also like to view...
The first host response to a nonspecific tissue injury is described as
A. inflammation. B. reaction. C. antibodies. D. trauma.
Why is the Hardy-Weinberg principle useful to biologists?
a. It describes most populations.
b. It proves that Mendel was correct for populations. c. It explains the existence of variation in populations. d. It explains the existence of a large number of species. e. It identifies those factors that can change allele or genotype frequencies
Place these in the correct order from least related to humans to most closely related to humans:1. new world monkeys 2. gibbons3. lemurs4. gorillas 5. chimpanzees
A. 3,1,2,4,5 B. 2,4,3,1,5 C. 5,1,4,3,2 D. 1,2,3,4,5 E. 3,2,4,1,5
You isolate a cellular structure and determine that it is composed of ?-tubulin and ?-tubulin. Based on this evidence,
you correctly identify this structure as a(n): a. structural MAP. b. microfilament. c. microtubule. d. actin filament. e. myosin filament