Which of the Following Is Probably the Main Factor Responsible

question 6

Multiple Choice

Which of the following is probably the main factor responsible for the phenomenon of density-dependent inhibition?

• A) a local accumulation of growth-inhibiting factors
• B) cells' innate ability to "sense" when the organ of which they are a part has no need for additional cells
• C) a local deficiency of nutrients
• D) physical contact of cell-surface proteins between adjacent cells