Which statements describe characteristics that are common to both gymnosperms and angiosperms? Check all that apply. They have roots, stems, and leaves for nutrient transport.
They have flowers.
They are autotrophs.
They rely on diffusion for nutrient transport.
They are heterotrophs.
They have seeds.

The answer is: A, C, E

Explanation:

A: Most plants have all these traits, so it's safe to assume plants of large groups would all have these features.

C: Again, most plants have this trait. Autotrophs are things that make their own food.

E: Both types of plants have seeds.

(Also i got it right on edge.)

i am going to guess that it is co2.

where is the scientific experiment?