Which structures in the cell membrane allow the cell to communicate with and interact with its environment? A. Phospholipids

B. Cholesterols

C. Proteins

D. Carbohydrates

videntify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.

i do believe the correct answer would be the third one. location c, because earth is tilted away from the sun at this time

hope this