Answer the following statements true (T) or false (F)
1. The Genetic Testing Registry of the U.S. National Institutes of Health acts as a clearinghouse to provide information on genetic tests.
2. Unlike cholesterol checks and chest x-rays, the results of genetic tests may have repercussions to family members who share genotypes that can affect health.
3. In substrate reduction therapy, a drug taken by mouth decreases the amounts of the molecule on which a deficient enzyme acts.
4. Repurposing a drug is much more economical than developing a new one.
5. Leber congenital amaurosis type 2 has been successfully treated using gene therapy.
1. True
2. True
3. True
4. True
5. True
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Examine the phylogenetic tree depicted in Figure 26.17 as you address the following questions. The Crenarcheota, Korarchaeota, and Thaumarchaeota are three divisions within the Archaea that share a common ancestor
A. true B. false
What animal has kidneys that are so efficient that it never has to drink water and can obtain all of its water from its food?
A. camel B. desert lizard C. gerbil D. pocket mouse E. kangaroo rat
List the steps involved in the formation of a blood clot.
What will be an ideal response?
Which of the following statements about staphylococcal food poisoning is FALSE?
A) It is caused by ingesting an enterotoxin. B) It can be prevented by adequate refrigeration of food. C) It can be prevented by heating foods to 50°C for 15 minutes. D) It is treated by replacing water and electrolytes. E) It is characterized by rapid onset and short duration of symptoms.