Members of two different species possess a similar-looking structure that they use in a similar fashion to perform the same function. Which information would best help distinguish between an explanation based on homology versus one based on convergent evolution?
A. Both species are well adapted to their particular environments.
B. The two species live at great distance from each other.
C. The sizes of the structures in adult members of both species are similar in size.
D. The two species share many proteins in common, and the nucleotide sequences that code for these proteins are almost identical.
D. The two species share many proteins in common, and the nucleotide sequences that code for these proteins are almost identical.
You might also like to view...
Currently most cancers are diagnosed before metastasis.
Answer the following statement true (T) or false (F)
Energy is commonly defined as “the capacity to do
work.” This definition is a. incorrect. b. adequate in the physical sciences. c. adequate in the biological sciences. d. no more than a clue to the actual properties of the concept. e. not accepted by most scientists.
A chromosome’s gene sequence that was ABCDEFG
before modification and ABCDLMNOP afterward is an example of a. inversion. b. deletion. c. duplication. d. translocation. e. aneuploidy.
Which of the following statements is TRUE for prokaryotes?
a) They generally lack organelles (such as nuclei). b) Their DNA is associated with histone proteins. c) Their cell walls are chemically simple. d) They are multicellular organisms.