Een groene spruit in reageerbuis gevuld met water en vaste in een rij - Stockfoto’s en -afbeeldingen

One green plant in test tube filled with water and fixed in a row

Green plant grows in test tube filled with water among other test tubes

Test-tubes with a transparent solution and the plant on white background close-up

Plants in test tubes on light background

Green plant in one of ten test tubes with water standing on white table

Green sprout growing in test tube filled with water among other tubes

One fresh green sprout in the row of test tubes on green background

Green plant growing in test tube filled with water among other tubes

Test tubes with fresh green grass on green background

Green plants growing in a row of test tubes filled in with water

One fresh green sprout itest tube on green background

Rows of empty test tubes fixed together on the light blue background

Many glass test tubes with liquid and green grass