Which is not an example of a behavioral adaptation in plants?
a. thorns growing on rose stems
b. tree roots growing downward because of gravity
c. sunflowers turning toward light
d. vines curling around a fence
i am thinking b but im not sure

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?