What major adaptations contributed to the success of the angiosperms?
A) Broad leaves
B) Flowers and fruits
C) Sap containing "antifreeze"
D) A and B
E) A and C
D
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Colonization of the body is inhibited by
A. the shedding of skin cells. B. the movement of mucus by cilia. C. peristalsis. D. the flushing action of the urinary tract. E. All of the choices are correct.
What type of DNA map gives locations and sizes of DNA sections?
A. Chromosomal B. Sequence C. Physical D. Linkage E. Geographical
Which of the following statements is not correct?
a. Energy cannot be created or destroyed. b. Energy cannot change from one form to another. c. Energy tends to disperse spontaneously.
If a woody plant in dormancy is placed in a
greenhouse so that only one limb is exposed to the cold winter temperatures, eventually the a. whole plant breaks dormancy and starts growing. b. parts of the plant that were inside the greenhouse start blooming. c. limb exposed to the low temperature dies. d. limb exposed to the low temperature breaks dormancy. e. limb exposed to the low temperature never forms seeds.