Explain why flowers that attract flies are well-adapted to their pollinator? What will be an ideal response?
Flies are commonly attracted to feces, rotting flesh and decaying organic matter. Flowers that attract
flies have purple to brown colors that resemble the flies general target. In addition, fly-pollinated
flowers have a putrid odor that would resemble the flies common food source. In the case of flypollinated
flowers, beauty is truly in the eye of the beholder.
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Which of the following can be accomplished by researchers who use advanced programming in the field of computational molecular biology?
A. Determine if a sequence contains a mutation that could cause disease. B. Identify promoters, regulatory sites, and splice sites. C. Compare genetic sequences between species to determine homology. D. Determine the amino acid sequence of a polypeptide encoded by a gene. E. All of the choices are correct.
In conifers, the time between pollination and
fertilization is a. just a few hours. b. about a day. c. about a month. d. about six months. e. a year or more
In DNA, the amount of adenine always equals the amount of thymine, and the amount of guanine always equals the amount of cytosine.
Answer the following statement true (T) or false (F)
Early in embryonic development, all vertebrate embryos have some similarities in their appearance
Indicate whether the statement is true or false