I'm not sure if the ones I have selected are right, but I need the answers to all of them, help me please :) Aerobic respiration and anaerobic respiration/fermentation have several key differences along with several similarities. For each of the following, determine if it applies to aerobic respiration, anaerobic respiration/fermentation, or both.

answer: the blood-brain barrier is a layer of specialized membranes and cell processes designed to keep undesirable substances from passing from the bloodstream into the precious tissues of the brain. while the blood-brain barrier does keep most bad things out of the central nervous system, it is not impermeable.

explanation:

you click your profile picture in the top right corner and it says edit profile.

your answer is going to be physical weathering

the rocks are classified by the geological process they are formed by. the three main groups of rocks are igneous, metamorphic, and sedimentary. minerals are not they are classified under the chemical classes they are in. these groups include silicates, sulfates and carbonates.