Answer: skeletal system
Explanation: osteoarthritis affects the cartilages of Bones.cartilages is a flexible connective tissue ,in a joint that covers the surface of the bones in the joint.it also cushions the bones from impact.
During osteoarthritis,the cartilages wears out and causes the bones in the joint to rub against each other causing swollen joints, painful joints and stiffness of joints
It occurs in joints of the knees,hips,fingers and toes.
Extra oxygen as your blood and heart starts pumping more blood into the body.
w/o sufficient oxygen lactic acid will form
Answer:
Homo sapiens
Explanation:
I am so sorry if I get it wrong
Answer:
The correct answer is There is one factor salt(restricted, unrestricted).
Explanation:
Vegetarian diet and low salt diet are both promising in the treatment of hypertension or high blood pressure.
In the given question there is only factor that is variable that is restricted salt and unrestricted salt .
This is because both normal diet and vegetarian diet are same that"s the term diet is not variable.
Answer:
C
Explanation:
D in my opinion wouldn't be correct because a vaccine is for if you come in contact with the sickness you are more protected and helps build immunity. So healthy people get them to try and build immunity against said vaccine. Like if you have the flu, your body is fighting. In the Flu vaccine parts of the flu are in the vaccine to help your body learn to become immune. So option C.
Sorry if this is confusing, hope it helps!