In double fertilization, the second fertilization after fertilization of the egg occurs with the
A. polar nuclei.
B. pollen.
C. synergids.
D. carpel.
Answer: A
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Which of the following is asserted by the idea of intelligent design?
a. An unknown designer created living organisms and their systems. b. Individuals evolve in response to a changing environment. c. All living organisms are designed to evolve and diversify. d. Populations evolve to accomplish a societal goal.
After dinosaurs became extinct, the number of mammal species increased greatly. What process applies to this example?
A) adaptive radiation B) endosymbiosis C) competition D) eukaryotic development
Damage to which type of sensory receptor would lead to an impaired detection of food?
a. mechanoreceptors b. proprioceptors c. thermoreceptors d. exteroceptors e. interoceptors
On a field trip with your class to mountain lakes in Vermont, you come across a beautiful clear lake that is deep, and you can see the pebbles at its bottom
Why does your classmate hypothesize that this lake has been subjected to acidic deposition?