Female blue-footed boobies of the Galápagos Islands will mate only after a specific courtship display on the part of the male. The male high-steps to advertise his bright blue feet
What mechanism describes why the females do not mate with other species of boobies?
A) Temporal isolation
B) Ecological isolation
C) Geographic isolation
D) Mechanical incompatibility
E) Behavioral isolation
E
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Which of the following statements about lichens is incorrect?
A. Lichens are symbiotic relationships between fungi and plants. B. The partnership in a lichen is not species specific. C. Lichens can reproduce sexually and asexually. D. Lichens can extract nutrients from rocks or rainfall. E. Lichens are very sensitive to air pollution.
Which of the following is incorrect with respect to translation and the genetic code?
A. In bacteria, there is a direct correlation between the order of amino acids and the order of nucleotides in the gene encoding for a protein. B. The insertion of one or two nucleotides into the coding sequence will cause a shift in the reading frame. C. A codon is three nucleotides in length. D. AUG is the start codon and encodes for a methionine (or derivative of methionine) at the carboxyl end of the protein.
In people with PKU, phenylalanine from dietary proteins cannot be converted to tyrosine
a. True b. False Indicate whether the statement is true or false
Among subatomic particles, each _______ has a charge of +1 each _________ has a charge of -1, and each ________ has no charge
Fill in the blank(s) with correct word