Easy multiple
which of the following explains why normal cells grown in a petri dish tend to stop growing once they have covered the bottom of the dish?
a. the cells lack cyclin
b. the petri dish speeds up cell growth
c. contact with other cells stops cell growth
d. most cells grown in petri dishes have a defective p53

In 1992, hurricane andrew left a wake of destruction through florida. one victim of the storm was a reptile-breeding facility. over 900 burmese pythons were set free, and today thousands of pythons live in florida. these pythons are an invasive species, or a harmful species not native to the region. 1. what impacts do you think the burmese pythons might have on local ecosystems

Will mark brainliest. (20 points) many have pigments structures known as eyespots that detect direction of light. a. b. archaebacteria c. protists d. none of the above

Which of these statements is false? a. others may notice a problem with a relationship before the people involved. b. the first sign of a problem with a relationship is a feeling of anger. c. damaged relationships can be repaired. d. even good relationships can be damaged.