Which of the following accurately describes the sequence of tissues from the pith outward to the cork in a woody stem?
a. Secondary xylem, primary xylem, vascular cambium, cortex, primary phloem, secondary phloem, and cork cambium
b. Primary xylem, secondary xylem, vascular cambium, secondary phloem, primary phloem, cortex, and cork cambium
c. Primary xylem, secondary xylem, secondary phloem, primary phloem, cork cambium, cortex, and vascular cambium
d. Primary xylem, secondary xylem, vascular cambium, primary phloem, secondary phloem, cortex, and cork cambium
e. Cortex, secondary xylem, primary xylem, vascular cambium, primary phloem, secondary phloem, and cork cambium
Ans: b. Primary xylem, secondary xylem, vascular cambium, secondary phloem, primary phloem, cortex, and cork cambium
You might also like to view...
Eutrophication is the addition of ________ to an aquatic ecosystem. a. nutrients b. producers c. water d. None of these choices
e. oxygen
The structure that people typically refer to as a
"mushroom" is technically called the a. basidiocarp. b. mycelium. c. ascocarp. d. hyphal mass. e. zygospore.
Hemicellulose contains chains of xylose molecules
____________________ Indicate whether the statement is true or false.
The rapidity and cost-efficiency of DNA sequencing has made it possible to sequence virtually all of the genes present in the microbes of a given habitat. This generates a collective genome for that habitat, which has come to be called a(n) _________.
A) exogenome B) megagene C) metagenome D) netagenome E) metachron