Table 1.
Variables used in experimental design
| Name | Code | Lower limit (− 1) | Upper limit (+ 1) |
|---|---|---|---|
| Glucose (%) | A | 0.5 | 2.5 |
| Beef extract (%) | B | 2 | 8 |
| pH | C | 4 | 10 |
| Temp (°C) | D | 30 | 50 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.