You are classifying an organism and trying to determine to which domain it belongs. The organism is unicellular and was isolated from a very unusual environment. This organism probably belongs in which domain?

A) Eukarya B) Bacteria
C) Archaea D) None of the domains above is correct.


Answer: C

Biology & Microbiology

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The pair of sister-chromatids, formed by replication of a chromosome, are held together at a specific region of the chromosome called the:

A. replication fork. B. telomere. C. centromere. D. centriole. E. origin.

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If you damaged the root cap of a root, you might also likely damage the quiescent center

Indicate whether the statement is true or false.

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Phytochrome is converted from the inactive to

the active form by being exposed to light of what color? a. far red b. red c. yellow d. blue e. none of these

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Which part of a bone contains red bone marrow?

A) compact bone B) fibrous connective tissue C) spongy bone D) yellow bone marrow

Biology & Microbiology