The ratio of leghemoglobin-bound O2 to free O2 in the root nodule is on the order of
a. 1000:1.
b. 10,000:1
c. 100,000:1.
d. 1,000,000:1.
Answer: B
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Which of the following can be sensed by plants?
I) gravity II) pathogens III) wind IV) light A) only I and III B) only III and IV C) only I, II, and IV D) only II, III, and IV E) I, II, III, and IV
Staphylococcus aureus is a common cause of food poisoning in the United States.
Answer the following statement true (T) or false (F)
When you prune the tips off of branches, the
plant tends to become more shrubby, this is due to
a. apical dominance release. b. removal of auxin. c. increased levels of cytokinin. d. the development of lateral shoots. e. a combination of all of these factors.
DNA replication is
A) error prone. B) the process a cell uses to make protein. C) the exact same for prokaryotes and eukaryotes. D) going to result in relatively few mutations. E) slow.