Which of the following is not an example of active transport? (their multiple answers)
1 facilitated diffusion
2 osmosis
3 diffusion

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above

Across of blue x blue (both heterozygous) would result in

Suppose you are provided with an actively dividing culture of e. coli bacteria to which radioactive thymine has been added. what would happen if a cell replicates once in the presence of this radioactive base?