Birds and mammals are considered polyphyletic when considering that
a. birds have wings and mammals do not.
b. birds have feathers and mammals do not.
c. birds and mammals do not share the same common reptilian ancestor.
d. birds and mammals cannot interbreed.
e. molecular clock data indicates birds and mammals diverged at the same time.
C
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What will be an ideal response?
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_____ Intersexual _____ Diversifying _____ Balancing _____ Intrasexual _____ Directional
The female gametophyte generation in angiosperms is found in the:a
antheridium. b. prothallium. c. ovule of the ovary. d. stigma and style of the pistil. e. megasporophyte of the cones.
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A. eukaryotes B. bacteria C. archaea D. protozoa E. eukaryotes and prokaryotes