|
(Sarah of the Clue Crew takes a sponge out of a microwave oven.) Your microwave can be a weapon in the fight against germs; zapping a wet sponge in the microwave for 2 minutes should remove 99% of these organisms, like E. coli |
bacteria
|
$1,200 |
DJ |
BIOLOGY |
2013-02-07 |
#6539 |
|
These one-celled organisms that may cause disease also produce the "snipping" enzymes that create recombinant DNA |
bacteria
|
$600 |
J |
EASY MOLECULAR BIOLOGY |
2011-04-11 |
#6126 |
|
Spirochetes are the spiral-shaped types of these microorganisms |
bacteria
|
$600 |
DJ |
BIOLOGY |
1994-10-06 |
#2319 |
|
These organisms are divided into gram positive & negative by how they react to gram stain |
bacteria
|
$1,000 |
DJ |
BIOLOGY |
1991-06-19 |
#1583 |
|
The species "rhizobium" of these micro-organisms plays an important role in nitrogen fixation in plants |
bacteria
|
$200 |
DJ |
BIOLOGY |
1988-06-16 |
#889 |