What is an ecological niche

Homologous structures are assumed to: • Have different functions •Have the same evolutionary origin •Have the same function •Have different evolutionary origins

What are two features that form through wind deposition?

How do flowering plants reproduce

Four hormones given below. One of the listed hormones does not share a characteristic that the other three do. Circle the hormone that doesn't belong with the others and explain why it is singled out.

Boiling water kills bacteria ... does freezing?

Consider two populations of fish that live in separate ponds and differ in the frequency of alleles at a locus. after a flood, the two ponds become connected by a stream and some fish are able to move between the ponds.

Read the descriptions of social behaviors and match them to the type of behavior that is best fit.

A cell is placed into a hypertonic solution. How does the concentration of water differ in the solution and the cell cytoplasm?

What do manufacturers use water for? A. to transport people B. to irrigate farms C. to create tools D. to produce wood and paper products

Match the type of transport with its description. A. secretion B. paracellular transport C. transcellular transport D. absorption in one side of a cell and out the other 1. Between adjacent cells 2. from an organ's lumen to the extracellular fluic 3.