All of the following are types of phloem or xylem cell except:

A. tracheid.
C. sieve tubes.
B. veins.
D. vessel cell.

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.