b is the corecct answer
Answer:
Answer is Below
Explanation:
To scientists, an adaptation is any characteristic that helps an organism survive or reproduce. Adaptations can be physical as well as behavioral. Most adaptations happen slowly—they are traits that are inherited over many generations. Examples of traits include the size and shape of a bird's beak.
B: Osmosis requires cell energy while active transport does not.
C: is crossed out
D: Diffusion of gases and other small molecules requires no energy on part of the cell.
b. independent data.
c. unlimited results.
d. controlled results.
Answer:
B
Explanation:
a. a compound.
b. a mixture.
c. a solution.
d. an element.