10. When a certain plant is without water for an extended period of time, Guard cells close openings in the leaves of the plant. This activity conserves
water and illustrates
A) maintenance of a dynamic equilibrium through detection and response to stimuli.
B) a response to one biotic factor in the environment
C) cellular communication involving the action of nerve cells and receptor sites
D) an increase in rate of growth due to a low concentration of water

Larry goes to the doctor complaining that he can't see the right side of the visual field with either eye. where in the visual signal-processing pathway is larry's problem occurring?

Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts

(drag each tile to the correct identify which questions can be answered by what can be answered by science or which cannot. -is it right or wrong to use genetic engineering to produce new food products? -what are the most common social settings that tend to produce accomplished artists? -if a new gene is added to the genome of a tomato species, will that species be more resistant to insects? -should humans use biotechnology to bring extinct organisms from the fossil record back to life? -do the types of organisms found in the fossil record appear in consistent sequences in different parts of the world? -are michelangelo's paintings more impressive than rembrandt's?