The same bees that pollinate the flowers of the Brazil nut trees also pollinate orchids, which are epiphytes (in other words, plants that grow on other plants); however, orchids cannot grow on Brazil nut trees. These observations explain _____
A) the coevolution of Brazil nut trees and orchids
B) why Brazil nut trees do not set fruit in monoculture plantations
C) why male orchid bees do not pollinate Brazil nut tree flowers
D) why male orchid bees are smaller than female orchid bees
B
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The bacterial species that can be described as oxidase-positive, glucose-positive, maltose-positive, sucrose-negative, lactose-negative, and a major cause of bacterial meningitis is:
a. N. meningitidis. b. N. lactamica. c. Neisseria flavescens. d. N. gonorrhoeae.
Animals that feed on bacteria and fungi are called ________
Fill in the blank(s) with correct word
Carbohydrate digestion begins in the mouth and continues on into the small intestines. Explain the steps of carbohydrate digestion, including in your discussion why salivary amylase is nonfunctional in the stomach?
What will be an ideal response?
A human embryo is known as a fetus after ________ weeks
A) 16 B) 8 C) 12 D) 2 E) 4