3. Certain cells, such as those along the digestive
tract, need to absorb a lot of materials. What
unique features do you notice about the shape of
these cells? How might this improve their ability to
absorb materials?

Which of the following statements is true of enzymes? a)they dont provide an active site for substrates to bind in a reaction b)they act on a specific type of substrate in a reaction c)they unusable after a reaction d)they change shape after a reaction

How had the study of mitosis affected scientists knowledge of cancer

What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.