70 points For each genotype see if it’s h. e.t. e.r. o.z. y.g. o.u. s or h. o.m. o.z. y.g. o.u. s
TT

Rr

tt

Yy

yy

Tt

TT-h o m o z y g o u s

R r - h o m o z y g o u s

t t - h o m o z y g o u s

Y y - h e t e r o z y g o u s

y y - h o m o z y g o u s sorry if this ones wrong

T t - h e t e r o z y g o u s

Explanation:

the answer is "a.) well–developed vascular system."

explanation:

geologic time scale (for gradpoint) =)