Kidney Disease: homework question please help?

homework question please help?1. the joints of the bones of the skull and pelvis are classified as_____________ joints.
a. ball-and-socket
b. gliding
c. hinge
d. immovable

2. A protein that enters reactions and helps join or break up two substances is called
a. bile
b. chyme
c. an enzyme
d. hydrochloric acid

3. The main excretory organs of your body are the kidneys, lungs, and_________________
a. heart
b. liver
c. pancreas
d. skin

4. ________________ is a bacterial disease that can cause sterility if untreated
a. chlamydia
b. gonorrhea
c. herpes
d. both a and b

5. When an egg and a sperm unite, a(n)_________________ is formed
a. embryo
b. fetus
c. ova
d. zygote

Posted by ∂µ¢кყ
1) a. ball-and-socket
2) c. an enzyme
3) d. skin
4) a. chlamydia
5) d. zygote

Hope this helped, and good luck!! :)

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