In the section "Investigating Life: Birds Do, Bees Do It", how did the researchers alter the colors of M. lewisii and M. cardinalis?
A. by looking for naturally occurring color variants of M. lewisii and M. cardinalis in the wild
B. by creating transgenic flowers with the desired color
C. by deleting the YUP locus
D. by duplicating the YUP locus
E. by selectively breeding M. lewisii and M. cardinalis, yielding hybrid colors similar to the other species
E. by selectively breeding M. lewisii and M. cardinalis, yielding hybrid colors similar to the other species
You might also like to view...
When two allelic variants are expressed equally, they are said to be
A) exclusive. B) uncommitted. C) repressed. D) codominant.
What is the effective population size of the Florida panther if only 20 males are breeding with 50 females?
A. About 4 individuals B. About 14 individuals C. About 57 individuals D. About 70 individuals E. About 80 individuals
The retina contains light sensitive cells
____________________ Indicate whether the statement is true or false.
Experimental plants that were sent up in space shuttle missions did not exhibit all of their normal tropisms. Which of the following responses would you most expect to be lacking from these plants?
A) gravitropism B) photoperiod C) thigmotropism D) phototropism