If a person were born with the inability to produce pepsin, how would this affect his or her digestion?
A) He or she could not break down lactose.
B) He or she would digest proteins with difficulty.
C) He or she would fail to metabolize glucose.
D) He or she would no longer be able to absorb DNA.
B
You might also like to view...
To find the gene that encodes for the blue-light receptor, researchers inserted the gene for the PHOT1 protein into insect cells growing in culture
When they exposed the transgenic cells to blue light, they found that the PHOT1 protein became phosphorylated. No other plant proteins were present in the insect cells. Which of the following is a reasonable conclusion from this result? The PHOT1 protein _____. A) enabled the insect cells to photosynthesize B) phosphorylated itself in the presence of blue light C) is not responsive to blue light D) is photoreversible E) is not functional in insect cells
When the immune systems no longer distinguishes between self and nonself, _____ can result
a. autoimmunity b. anaphylaxis c. viral infections d. minor allergic reactions e. enhanced immune response
Which muscle type is found in the walls of body tubes and cavities of vertebrates, such as blood
vessels and the intestines?
a. cardiac b. smooth c. skeletal d. rough e. epithelial
You discover a new microbe while working on a citizen scientist project. The microbe is taken to a lab that specializes in placing organisms in their correct phylogenic niche. In order to determine its evolutionary relatedness to other microbes, the lab carries out ________.
A. DNA fingerprinting B. microscopic analysis C. SSU rRNA analysis D. biochemical tests