Who demonstrated that cut tip of canary grass seedling resumes phototropic sensitiveness when pasted back in its position?
A. Darwin
B. Palpitations
C. Boysen-Jensen
D. Went
Answer:A
Who demonstrated that cut tip of canary grass seedling resumes phototropic sensitiveness when pasted back in its position?
A. Darwin B. Palpitations C. Boysen-Jensen D. Went