Answer:
Flexion of the hip joint occurs when the femur (upper leg) moves forwards, which happens when long jumpers land or at the end of kicking a ball.
Explanation:
Answer:
The correct answers are given below
Explanation:
NK cells- Immunological surveillance
Plasma cells- Antibodies
CD4 lymphocytes- Helper cells
Macrophages- Phagocytosis
CD8 lymphocytes- Cytotoxic
IGg- Antibodies
IgE- Allergies
IgM- Primary response
The Earth Is billions of years old and Earth is much more different now than it was then.