Which structure is composed of three cylindrical masses of erectile tissue each surrounded by a fibrous tissue?
a) Testes
b) Prostate
c) Bladder
d) Penis
e) Urethra
d
You might also like to view...
Which has the greater concentration of hydrogen ions, a substance with a pH of 5 or a substance with a pH of 4?
A) A pH of 4 is greater. B) A pH of 5 is greater. C) They are both equal; 4 and 5 are relative values. D) pH 9, if you mixed the solutions. E) There is not enough information to determine the answer.
In order to ensure that some proteins are properly folded, the cells use __________, such as heat shock proteins
Fill in the blank with the correct word.
Bones are classified as irregular, flat, short, or long
Indicate whether the statement is true or false
What genetic disorder is characterized by lack of skin, hair, eye coloration?
A. albinism B. sickle-cell disease C. hemophilia D. Down syndrome E. achondroplasia