When studying endostatin, why did Boehm et al. induce cancer in mice by injecting cancer cells, instead of just doing the experiment on isolated cancer cells in culture?
A. Cancer cells cannot be grown outside of the body in culture.
B. Angiogenesis involves multiple tissues in a whole organism.
C. Oncogenes are only active in whole tumors.
D. Tumor suppressors are only active in whole tumors.
E. Cancer cells can go through angiogenesis in culture.
B. Angiogenesis involves multiple tissues in a whole organism.
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What would happen to the gas exchange rate within an insect if the circulatory system was compromised?
A. The gas exchange rate would decrease slightly. B. The gas exchange rate would decrease significantly. C. The gas exchange rate would increase significantly. D. The gas exchange rate would increase slightly. E. The gas exchange rate would be unaffected.
There are three types of sequencing techniques described in the text: Sanger (dideoxy) sequencing, whole-genome
shotgun sequencing, and Illumina/Solexa sequencing. Which one(s) would be best to use for sequencing a single gene versus an entire genome and why?
What will be an ideal response?Which of the following is a reaction by mammals to cold that limits the amount of heat lost to the
surroundings?
a. shivering b. going off to lay alone so that others do not take their heat c. pressing hair shafts close to the body d. reducing blood flow to the skin e. losing brown adipose tissue
Since the botulism toxin is a protein and is sensitive to denaturation, botulism food poisoning could be easily prevented by:
a. administration of antibiotics b. boiling the food prior to consumption c. prevention of fecal contamination d. nothing; botox cannot be neutralized