Two dogs mate and produce a puppy. This is an example of 1.reproduction
2. growth and development
3. made of cells
3.homeostasis

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

4. absorption has the highest risk of overdose due to increased potency. a. rectal b. oral c. transdermal d. intranasal

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town