Refer to the figure. If the carbon atom of each of the incoming CO2 molecules is labeled with a radioactive isotope of carbon, which organic molecules will be radioactively labeled after one cycle?
A) C only
B) B, C, D, and E
C) C, D, and E only
D) B and C only
E) B and D only
Answer: B
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Albinism is a recessive disorder in which the skin and hair fail to produce pigment. The following question(s) ask you to evaluate the pedigree chart shown here in which "N" is the allele for normal pigmentation and "n" is the allele for albinism. The shaded circles for Deirdre and Shannon represent the only individuals expressing the disorder.
According to the pedigree above, who is a not a carrier of albino?
A. Aaron B. Bill C. Brandon D. All of the above are carriers of albino
Which floral structure is a female reproductive part?
a. anther b. pollen sac c. stigma d. stamen e. filament
What is the name of the response to an injury in which fluids leak from dilated blood vessels, causing redness and swelling?
A. Innate response B. Lymphatic response C. Clonal selection response D. Inflammatory response
The placement of chromosomes into one of the seven groups in a karyotype is based on the
chromosome's A. size. B. centromere position. C. banding pattern. D. size and centromere position only. E. all of these.