A protein has the following sequence: ser-his-thr-tyr. What component of protein structure is this?

Afamily is one another name for a group on the table of elements.

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?