Fecal transplants have been successfully used to treat Clostridium difficile colitis by reintroducing healthy fecal microbiota that outcompete the C. difficile.
Answer the following statement true (T) or false (F)
True
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The salivary amylase gene (AMY1) is present in two diploid copies in chimpanzees. Humans are known to have between 6-15 copies, an adaptation that is thought to be related to the high-starch diet of humans
This difference among humans is an example of A. G banding. B. copy number variation C. a simple translocation. D. a reciprocal translocation.
Cells regulate gene expression by
A. producing termination factors. B. turning on DNAase genes. C. adding histones to the DNA. D. limiting the length of time that mRNA is available for translation.
Which of the following statements is false?
A) Animal cells break down molecules of glucose in the process of photosynthesis B) Macromolecules and organelles are "recycled" regularly within the cell C) Glucose can be released by the liver into the blood. D) Living organisms on the Earth's surface acquire and use energy from sunlight E) Cells break down large organic molecules and capture energy in a more readily available form such as ATP
All of the following are goals of biotechnology EXCEPT
A) generating economic benefits. B) creating humans with higher intelligence levels. C) treating disease more effectively. D) improving agriculturally important food plants. E) efficiently producing biologically important molecules.