Which portion of the root is continuously replaced as the root grows?
a. root hair
b. root meristem
c. root cap
d. stele
c. root cap
You might also like to view...
Match the axoneme structure with its characteristic.
A) incomplete microtubule B) project inward at each doublet C) slide microtubules past one another D) links adjacent doublets E) complete microtubule 1) A tubule 2) B tubule 3) sidearms 4) radial spokes 5) nexin
The subatomic particle(s) with no charge is(are)
a. the neutron. b. the proton. c. the electron. d. both the neutron and proton. e. both the proton and electron.
In the accompanying figure, the process labeled as 3 illustrates an action that is reduced by greenhouse gas
accumulation. What is this action? a. heat redirection to the surface b. heat radiation into space c. heat reflection into space d. heat trapping on the surface e. heat generation by the surface
A frequent cancer that is seen in AIDS patients is
A) Kaposi's sarcoma B) Melanoma C) Leukemia D) Colon cancer E) Hodgkin's lymphoma