In sucrose loading into the phloem, which material is pumped out of the companion cell to set-up a concentration gradient?
H+
Sucrose
H2O
ATP

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.

What should be the strand of complementary dna produced by the strand of dna shown below cgt ata