True-breeding pea plants have either spherical seeds or dented
seeds with spherical being the
dominant phenotype. A genetic
cross between two F1-hybrid pea
plants for spherical seeds will yield
what percent spherical-seeded
plants in the F2 generation?
a. 100%
b. 75%
c. 50%
d. 25%

b. 75%

Explanation:

i think it would be b. tissue because an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;