| At any given time interval, the exudate collected from individual plants never contributed to more than one replicate. |
| Asked if he knew what contributed to his long life and good health, Joe remarked that he did nothing out of the way and did not abuse himself. |
| But it has been proved that actually defective vehicles have contributed to accidents on Zambian roads. |
| This was just another thing that contributed to the fact you can't judge a book by its cover. |
| Peck's craggy good looks, grace and measured speech contributed to his screen image as the decent, courageous man of action. |
| Finally, he says, people's inactive lifestyles have also contributed to the problem. |
