Colonization rates from one habitat patch to another are ____ and extinction rates within habitat patches are ____ in

contiguous habitats than on islands.



a. lower; lower
b. lower; higher
c. higher; higher
d. higher; lower
e. even; lower


ANSWER: d

Biology & Microbiology

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A) fixed nitrogen in the form of ammonia. B) essential amino acids missing from the animal's diet. C) cellulolytic enzymes to help digest plant material. D) fixed carbon dioxide in the form of organic compounds.

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Four of the five answers listed below are

people who were involved in the discovery of the structure of DNA. Select the EXCEPTION.

a. Wilkins b. Wallace c. Watson d. Franklin e. Crick

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The solvent, cohesive, and temperature stabilization properties of water are primarily due to its ____

a. ability to promote hydrophilic interactions b. ionic bonds c. hydrogen bonds d. ability to promote hydrophobic interactions e. nonpolar nature

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Vectors can transfer ____

a. DNA sequences into bacterial host cells for cloning b. DNA sequences into viral host cells for cloning c. cloned viral cells into a bacterial host for cloning d. cloned mitochondria from donor cell to host cell e. cloned chromosomes from the nucleus of a cell into its cytoplasm

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