17. The tails of phospholipid molecules in the cell membrane a
contain phosphate groups
b
are exposed to the cell's environment
С
are hydrophobic
d
are hydrophilic

C. Are hydrophobic

Explanation:

The plasma membrane consists of phospholipids. Phospholipids have a hydrophilic head, and hydrophobic tails that are in the interior of the plasma membrane.

carbon

explanation:

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.