Which one of the following cells is NOT part of the ground tissue system?
A. endodermal cells in the root
B. collenchyma cells
C. parenchyma cells
D. pericycle cells in the root
E. sieve tube members
E. sieve tube members
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The force driving simple diffusion is _____, while the energy source for active transport is _____
A) the concentration gradient; ADP B) the concentration gradient; ATP C) transmembrane pumps; electron transport D) phosphorylated protein carriers; ATP
Red-green color blindness is an X-linked recessive
trait in humans. What is the probability that a colorblind woman and a man with normal vision will have a color-blind daughter? a. 100% b. 75% c. 50% d. 25% e. 0%
The use of RFLPs for "genetic fingerprinting" is based upon
a. the type of gel used in electrophoresis. b. identical alleles at loci. c. differences of locations where enzymes make their cuts. d. differences between blood and semen DNA. e. bonding of DNA to RNA.
Fermentation in yeast can produce ATP from sugar anaerobically without using any _____ and producing ____+______
Fill in the blank(s) with correct word.