A response to an unconditioned stimulus that occurs naturally without learning is known as a(n) response. A. neutral
B. conditioned
C. reconditioned
D. unconditioned

In a cladogram' when does a group of organisms branch off

Which nucleotide component contains nitrogen

What is the function of the root cap? a. extra-absorbent cells in the root cap absorb more water and nutrients b. protect the meristematic area of the stem c. contains sensors for sunlight d. increases surface area of the root