Questions 31-45

Question	Answer
Who made famous the symbiotic theory of eukaryotic origin?	Lynn Margulis
In nutrition, which of the following is not made by humans, so is required in our diet?	all of the above (vitamins, minerals, orange pigments)
What group of biomolecules do plants without bacteria provide least?	protein
The healthiest human diet contains mainly a __	diversity of natural foods
What is the general shape of the physiological tolerance or optimization curve for a species?	bell-shaped
What is the major function or adaptive significance of bright colors on soft-bodied animals such as sea slugs?	organ coloration
Living on the sea floor with 3 undergraduate students, Professor Kitting discovered what?	all of the above
Widespread process of movement across a concentration gradient of any molecule	diffusion
Process of movement across a semipermeable membrane generating pressure	osmosis
Moves through a semi-permeable membrane generating pressure	osmosis
Moves through a semi-permeable membrane	solvent
Movement against a concentration gradient requiring ATP	active transport
Which of the above processes does NOT benefit from counter-current exchange?	none of the above
If most land-dwelling animal cells are placed in seawater, their cells initially __	shrink
For humans & many other mammals without proper clothing & shelter, a combination of high humidity is __ likely to kill us than low temperature & high humidity.	a lot less
Maintenance of a relatively constant internal environment is called __	homeostasis

Resource summary

	Created by Faith Gavino over 9 years ago