How do soils form?
a.
erosion transports mineral particles, and plants die and decay.
b.
plants provide organic matter and minerals to make soil.
c.
weathering breaks rocks into minerals, and plants die and decay.
d.
plants cement mineral particles together to form soil.

What is the "great pacific garbage patch"? a large area of marine debris concentrated by rotating ocean currents a large area around the pacific rim where debris collects from natural disasters such as tsunamis an area in the pacific ocean where trash is intentionally dumped due to lack of landfill availability a large trash dump located in hawaii

What controls activities within a eukaryotic cell?

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.