A comet orchid has creamy white-colored flowers and a characteristic "tail" that contains the flower's nectar. This orchid does not emit a scent during daylight hours but is aromatic at night. The comet orchid is most likely pollinated by
A) windy nighttime conditions.
B) pollen traveling on animal fur.
C) a nocturnal pollinator.
D) moisture from cool evenings.
Answer: C
You might also like to view...
Which of the following exert bottom-up control?
A. a parasite that resides in a mammal's gut B. a tertiary predator with fluctuating population size C. levels of calcium and nitrogen in the soil D. a disease-carrying protist
Peripheral vascular diseases are disorders of the blood vessels that are located outside of the heart and brain.
Answer the following statement(s) true (T) or false (F)
A single nucleotide is inserted into the 20th codon of a gene encoding a protein 500 amino acids in length. Which one of the following is most likely to occur?
a. the mRNA encoding the mutant protein will not be translated b. a protein 500 amino acids in length in which only one amino acid is changed will be produced c. a protein identical to the wild type protein will be produced d. a protein in which amino acids following the site of the insertion are changed will be produced
Which of the following procedures is currently the standard test used in the United States for evaluating the efficiency of antiseptics and disinfectants?
A. use-dilution test B. microbial death rate C. in-use test D. Kelsey-Sykes capacity test E. phenol coefficient