Question

integer's (-63)×(-7)=​

Answer 1

Step-by-step explanation:

167. 1000

168. place, South America

Southern blotting combines transfer of electrophoresis-separated DNA fragments to a filter membrane and subsequent fragment detection by probe hybridization. The method is named after the British biologist Edwin Southern, who first published it in 1975.

Answer 2

Answer:

$- 63 \times - 7 \\ 441$