The ________ functions in cell lubrication, adhesion, and signaling
Fill in the blank(s) with correct word
glycocalyx
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Which of the following NOT is an example of a respiratory surface?
a. amphibian skin b. human lungs c. fish gills d. ctenophore body surfaces e. fish scales
A news article discussing the evolution of domestic dogs from wolves included this statement: "On its way from pack-hunting carnivore to fireside companion, dogs learned to love—or at least live on—wheat, rice, barley, corn, and potatoes." What is a
more scientifically accurate way to state what happened with dogs? A) Dogs' DNA mutated so that they could eat wheat, rice, barley, corn, and potatoes. B) Some wolves may have had variants in their digestion that allowed them to eat wheat, rice, barley, corn, and potatoes and so were able to survive with humans. C) Being around humans represented an advantage, so wolves were able to take advantage of that by changing their digestion to be able to eat wheat, rice, barley, corn, and potatoes. D) Dogs were created at the same time as wolves.
The Salalizard is a fictional vertebrate that lives in the forest and appears to be half salamander and half lizard. You are not allowed to collect any wild animals, so you decide to take a video of it to show your colleagues. What behavior best
distinguishes the Salalizard as either a salamander (amphibian) or a lizard (reptile)? A) what the animal eats B) if it lives in trees C) where it reproduces D) whether it is active at night
Which statement best describes the concept of electron bifurcation?
A. A flavoenzyme oxidizes an electron donor and directs two electrons to a single, more electronegative recipient that releases energy for the production of ATP. B. A flavoenzyme oxidizes an electron donor and directs two electrons down a series of carriers creating a proton motive force. C. A flavoenzyme reduces an electron donor and directs two electrons to two different recipients, one being an exothermic oxidation that pulls the simultaneous endothermic oxidation to completion. D. A flavoenzyme oxidizes an electron donor and directs two electrons to two different recipients, one being an exothermic reduction that pulls the simultaneous endothermic reduction to completion.