Where would a researcher most likely find examples of allopatric speciation?
A) At the bottom of a sandy, slowly flowing river
B) On a mountain range with many steep valleys and turbulent rivers
C) In a large, flat prairie lacking any significant water
D) In a desert lacking sand dunes or rock formations
E) On the surface of a large lake
B
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The observation that ________ provides evidence that all living forms are related.
A) some organisms use mosaic determinism, whereas others use regulative determinism B) only histone genes are conserved C) many genes and genetic pathways are conserved D) sex determination occurs by different mechanisms in many species
The above figure represents ____, a group of
parasitic fungi that are killing amphibians around the world. a. Chytrids b. Ascomycetes c. Basidiomycetes d. Glomeromycetes e. Zygomycetes
ABC-type ATPases that inhibit the effectiveness of antitumor drugs by transporting the drugs out of tumor cells are known as
A) multidrug resistance (MDR) transporters. B) Na+-drug antiporters. C) the cystic fibrosis transmembrane conductance regulator (CFTR). D) porins. E) None of the above; no such transporter has been identified in eukaryotes.
Irregular bones
What will be an ideal response?