Coccolithophorids are marine members of the brown algae
________________ Indicate whether the statement is true or false.
F, golden algae
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The islands of Hawaii lie approximately 3200 km from the nearest continent and so have been
geographically isolated for most of their history. Nearly 800 species of fruit flies have been discovered on these islands, and molecular and anatomical data suggest that the vast majority of these species arose from a single ancestral species that colonized the Hawaiian Islands from eastern Asia. The divergence into multiple different species is an example of __________.
a. adaptive radiation b. sexual selection c. coevolution d. migration
Which of the following plant nutrients is
mismatched with its function?
a. nitrogen--component of nucleic acids b. phosphorous--component of proteins c. sulfur--component of chlorophyll d. iron--enzyme cofactor e. all of these plant nutrients are matched correctly with their functions
Which term refers to a species that evolved in
area and still resides that area?
a. invasive b. endemic c. endangered d. exotic e. persistent
Which event occurs during the elongation stage?
a. Peptide bonds form. b. Free amino acids bind to the mRNA binding site. c. Anticodons bind to complementary codons. d. A STOP codon enters the ribosome. e. Peptide bonds form, and anticodons bind to complementary codons.