In general, RNA molecules
A) comprise the chromosomes.
B) serve as messengers to allow the information in DNA to be used to construct proteins.
C) entwine with DNA molecules to encode proteins.
D) form double helices that encode DNA sequences.
B) serve as messengers to allow the information in DNA to be used to construct proteins.
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Answer the following statements true (T) or false (F)
1. and inactivated tumor suppressor genes, epigenetic changes in gene expression are seen in cancer. 2. In 2010, a federal judge in the U.S. ruled seven patents on the BRCA1 and BRCA2 genes had been improperly granted. 3. RNA interference was discovered in 1998. 4. Both gene silencing and genome editing techniques are limited by "off-target effects"—doing something other than what we want them to do.
What are the three properties of living things that the chapter identifies?
What will be an ideal response?
The target cells of glucagon are ____
a. liver cells b. skeletal muscle cells c. fat cells d. intestinal cells e. stomach cells
Generally speaking, the difference-in-differences is defined to be the:
A. difference in the temporal change for the outcome between treated and untreated groups. B. difference in outcomes from random assignment. C. difference in outcomes from different treatment levels. D. None of the answers is correct.