You are in the lab and notice another student applying cosmetics, why is this dangerous and not allowed in a lab? cosmetics can pick up gases in the lab and those can infect the eyes and mouth. cosmetics contain harmful substances and can contaminate the experiment cosmetics are tested before they are put on the market so they should not harm the person. as long as the student is wearing gloves there is no harm in applying cosmetics in the lab.

It would have to be B : Cosmetics contain harmful substances and can contaminate the experiment. Even though they do not give the correct answer it does imply that the experiment would be contaminated.

hello there the answer is d

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.