If someone has type AB blood, who can they donate blood to?

Which of the following help regulate hormone levels in the blood?

Which of these helps to buffer the pH when it becomes basic?

The cells that hormones bind to are called:

Blood is this type of tissue:

What hormone increases red blood cell production?

What is the underlying cause of Type I diabetes?

The type of hormone that diffuses into a cell, attaches to an intracellular receptor and then activates the DNA to make proteins is:

The steroid based hormones do not dissolve in the blood plasma because:

When thinking about how an amino acid based hormone effects change in a cell, which molecule activates protein kinases?