Plants with "naked" seeds belong to the _______.
a) nonvascular plants
b) angiosperms
c) seedless vascular plants
d) gymnosperms
Answer: d) gymnosperms
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Which of the following is/are true of most of the extreme thermophilic Archaea in the phylum of Crenarchaeota?
A. They are acidophiles B. Their cell walls contain lipoprotein and carbohydrate C. They are sulfur dependent D. Unlike most other Archaea, their membrane lipids are similar to those of the bacteria E. They are sulfur dependent, they are acidophiles, and their cell walls contain lipoprotein and carbohydrate
The electron transport chain is used to produce
a. ATP. b. carbon dioxide. c. oxygen. d. water
In humans, ventilation is powered by the
1.diaphragm only. 2.muscles attached to the ribs only. 3.lungs, themselves. 4.diaphragm and rib muscles. 5.all of the choices
What is an advantage of the adjustable gastric band procedure of the gastric bypass?
What will be an ideal response?