Which enzyme stimulates the germination of barley seeds?

The lanthanide contraction is responsible for the fact that

Floridean starch is found in which of the following?

Consider the following statements $A$ and $B$ and identify the correct answer.
$A$. In an elastic collision,if a body suffers a head-on collision with another of the same mass at rest,then the first body comes to rest while the other starts moving with the velocity of the first one.
$B$. Two bodies of equal mass suffering a head-on elastic collision merely exchange their velocities.

Which one of the following is correct about the stability of the given ions?

The concept of chemical evolution is based on