|
This green plant pigment was first produced in the laboratory by Robert Woodward in 1960 |
chlorophyll
|
$400 |
DJ |
BOTANY |
2004-01-22 |
#4464 |
|
This green plant pigment still absorbs light when extracted & dried |
chlorophyll
|
$200 |
J |
PLANTS |
1996-05-14 |
#2707 |
|
Fungi such as mushrooms differ from green plants in that they don't contain this pigment |
chlorophyll
|
$300 |
J |
BOTANY |
1993-07-21 |
#2063 |
|
Xanthophylls colors leaves yellow, carotene orange and this substance makes them green |
chlorophyll
|
$300 |
J |
PLANTS & TREES |
1990-10-22 |
#1411 |
|
Chlorosis is a deficiency of this pigment causing a green plant to have yellow areas |
chlorophyll
|
$200 |
DJ |
BOTANY |
1990-07-12 |
#1369 |
|
In 1960 this green plant pigment was produced in the laboratory for the first time |
chlorophyll
|
$800 |
DJ |
BOTANY |
1990-02-08 |
#1259 |
|
Leaves change color when sap is blocked off & this green material decomposes |
chlorophyll
|
$600 |
DJ |
TREES |
1987-04-09 |
#609 |
|
Fungi not only lack roots, stems & leaves, but also this food-making matter |
chlorophyll
DD
|
$600 |
J |
PLANTS |
1987-01-09 |
#545 |
|
Fungi cannot make their own food because they lack this green stuff |
chlorophyll
|
$200 |
DJ |
PLANTS |
1986-04-28 |
#426 |