Food labels provide nutrient information and express the amount of a given nutrient as _____
A) a percentage of the Recommended Dietary Allowances
B) International Units
C) percent composition of the food product
D) calories
Answer: A
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Which Kingdom of organisms is most noted for its ability to carry out photosynthesis?
A. Animilia B. Protista C. Fungi D. Plantae E. Bacteria
Answer the following statements true (T) or false (F)
1. A simple dot matrix is the best method to identify homologous sequences from a known sequence. 2. If a gene's sequence is compared among several different vertebrates and they are found to be 95% homologous, one can assume that the genes are derived from the same ancestral gene. 3. Sequences that are alike will produce a horizontal line in a dot matrix analysis. 4. The current genome databases are biased towards species that are important from a research, medical, or agricultural perspective.
Gs? nucleotide exchange is stimulated by a ________, whereas Ras nucleotide exchange is stimulated by ________
Answer: GPCR/EGF receptor; Sos
Changes at the molecular level can turn proto-oncogenes into oncogenes. These changes cause unregulated cell division. Which disease is caused by this transformation?
A. diabetes B. leukemia C. pneumonia D. hemophilia