Which of the following tree stands would you predict has the highest NPP?
A) 0-1 years old
B) 1-10 years old
C) 30-60 years old
D) over 100 years old
C
You might also like to view...
A common source of cholera infection is
A. acid rain. B. unpasteurized milk. C. fecal contaminated material, especially water. D. boiled water. E. acid rain AND boiled water.
Effector helper T cells release cytokines only
when which of the following occur?
a. The effector helper T cell binds to an antigen-presenting dendritic cell. b. The effector helper T cell binds to a memory T cell. c. The effector helper T cell binds to a complement protein. d. The effector helper T cell binds to MHCantigen complexes on B cells. e. Any of these can stimulate cytokine production.
Nematodes and rotifers have a body cavity that is
a. called a coelom. b. called a pseudocoelom. c. completely lined by tissues derived from mesoderm. d. both a and c.
Which type of RNA is used as a template for translation of proteins?
A. messenger RNA B. micro RNA C. transfer RNA D. ribosomal RNA