D) each parent passes only one factor for each trait to its offspring
Tumor cells are cells that divide relentlessly, forming solid tumors or flooding the blood with abnormal cells.
Answer:
D
Explanation:
Plants take their nitrogen from the soil which would have been converted by bacteria ...not straight from the atmosphere
The answer is T, True. Secondary pollutants are pollutants that we do not directly release, but that are created as a side effect of releasing primary pollutants, such as carbon dioxide, sulfur oxides, and particles such as ash and dust. Secondary pollutants include acid rain, ozone, smog, and CFC's (chlorofluorocarbons).
The answer is d. semi permeable nature of the membrane
