In addition to excessive bleeding, persons with hemophilia may have excessive bruising, pain, and swelling in the joints, vision loss, anemia, or neurological problems. What process results from the effects of a single gene loss?
A) codominance
B) multiple allelism
C) pleiotropy
D) environmental effects
C
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Archaea that have been cultured in the laboratory include
a. Crenarchaeota and Euryarchaeota. b. Crenarchaeota and Korarchaeota. c. Euryarchaeota and Korarchaeota. d. Euryarchaeota and Nanorarchaeota. e. Nanoarchaeota and Korarchaeota.
Recall that light can be emitted from an atom when the atom loses energy. Which of the following processes is responsible for this production of light?
a. An electron moves closer to the nucleus of the atom. b. An electron moves farther away from the nucleus of the atom. c. An electron orbits the atom. d. A proton is released from the nucleus of the atom. e. The proton comes into close contact with a neutron of another atom.
Recall that a carbon atom possesses four valence electrons, and oxygen atoms have six. Given this information, what is the MOST likely structural formula for carbon dioxide (CO2)?
a. O-C-O b. O=C=O c. O-C=O d. O=C-O
Describe the major taxonomic divisions of prokaryotic organisms.
What will be an ideal response?