The most commonly accepted theory used to
explain movement of fluid in the phloem is
a. cohesion-tension theory.
b. the pressure flow hypothesis.
c. active transport.
d. dialysis.
e. turgor pressure
B
You might also like to view...
Lateral gene transfer is one plausible explanation as to why organisms in Archaea, Bacteria, and Eukarya still share so many genes among such distinct domains
Indicate whether the statement is true or false.
Major gene reshuffling takes place during
A) anaphase II. B) metaphase I. C) metaphase II. D) anaphase I. E) prophase I.
A virus basically consists of
A) RNA or DNA and a membrane. B) RNA or DNA and enzymes. C) proteins and a cell membrane. D) enzymes and a protein coat. E) RNA or DNA and a protein coat.
Socialism is a(n):
A) economic system in which the means of production are privately owned and operated for profit. B) political philosophy which considers the state undesirable, unnecessary, and harmful. C) doctrine that seeks to organize a nation according to corporatist perspectives, values, and systems. D) doctrine of a classless society in which property is collectively owned and income from labor is equally divided among members.