Select all the correct answers. These models represent molecules commonly found in living organisms, with each element shown in a different
color. What do all of these molecules have in common?
glutamine (an amino acid)
palmitic acid (a fatty acid)
porphyrin (a pigment)
chlorophyll a (a pigment)
carbon
hydrogen
oxygen
nitrogen
magnesium
All their building blocks come from sugars.
They all contain chains of carbon and hydrogen.
They are all building blocks of carbohydrates.
Their carbon and hydrogen can be obtained from sugar.

answer: tributaries flow into rivers.

wetland is a biome that develops when the water gets accumulated in a land exhibiting a huge depression. these form either seasonally or permanently. the water in the wetland comes from rivers, lakes, ocean, flood, rain or other sources. the wetlands includes mangroves, marshes and peatland.

tributaries flow into the rivers develops a wetland because such water will get deposited in the depression and will restrict the original flow of tributary water. hence, water with low drainage current combines with the river water.

cell division is not regulated in tumor cells.