A male and female giraffe live on a small island in the Indian Ocean. One giraffe has a long neck and one has a short neck. On the island grow many tall trees and many short trees. The trees are the giraffes’ only source of food. The giraffe with the […]

Question: By studying a large population of sego lilies (calochortus nuttallii) on the side of kinport peak, your colleague is interested in knowing the degree to which global climate change is affecting natural populations in Idaho. Her hypothesis is that a rare drought tolerant variant(genotype dd) might be increasing in frequency […]

When evolutionary biologists refer to the hominin clade, to what are they referring? A. The great ape branch of our evolutionary tree that includes the genus Homo and all of its ancestors, including Australopithecus, Paranthropus, but not chimpanzees. B. The great ape branch of our evolutionary tree that includes the genus Homo and all of its ancestors, including Australopithecus, Paranthropus, Pan, Gorilla, and Pongo. C. Members of the genus Homo, including ergaster, habilis, erectus, neanderthalensis, heidelbergensis, floresiensis, and sapiens, butexcluding Australopithecus and Paranthropus. D. Members of […]

Samples of a 4578 bp plasmid (i.e. circular DNA) is digested with the following enzymes and subjected to electrophoresis. The results are indicated in the below table.Enzyme Resulting Fragment Sizes (in base pairs)HindIII 4578EcoRI 1851 and 2727HindIII & EcoRI 437, 1851 and 2290 Draw a restriction map of the plasmid. […]