Identify the structure in the image _______

Identify the structure the circles are representing. _______

List the layers of the epidermis innermost to outermost. 

Identify the opening / structure the arrow is pointing to. _______

A recipient’s antibody screen is negative; however, the recipient is incompatible with the selected donor unit. Select a possible explanation for these results.

If a red blood cell appears like a sickled cell or is an elongated cell, you would describe this appearance with the term

Two blue chickens were mated. The progeny of this mating had the following phenotype ratio: 1 white chicken : 2 blue chickens : 1 black chicken. What type of inheritance pattern does this 1:2:1 phenotype ratio suggest?

In humans, occasionally a baby is found that has the XX chromosomal karyotype but is phenotypically male. Which of the following statements might be a CORRECT explanation for at least some of these unusual cases?

A woman has type A blood. A man has type B blood. Can they have a child with type O blood?

Early in development the reproductive tract can become either male or female, embryos with SRY develop testes and male reproductive tract and genitalia, if embryo has WNT4 and no SRY its reproductive system becomes female.