Which of the following best defines the phrase "division of labor" a. arrangement of parts within a living thing
b. each part of an organism has a specific job to perform
c. organisms grow, divide, and grow some more
d. cells that are similar in structure and function joined together

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.

the animal that would be cutest if scaled down to the size of a cat? elephant

when it is at an intermediate population density