Answer:The earliest stages of spermatogenesis occur closest to the lumen of the seminiferous tubules.
Explanation:
The earliest stages in spermatogenesis can be found in the basal side of the seminiferous tubule. The immature spermatides undergo differentiation. The mature spermatids are nearest to the center of the tubule but the tail extended into the lumen.
Answer:
The complement system plays important role in body defense and provides innate and adaptive immune response to the body. The complement system is made up of many proteins found in the serum.
The complement system performs many roles like cell lysis, clearance of immune complex and opsonization which helps in removing the foreign molecule from blood and put them in spleen and liver for lysis.
Most of the components of complement are synthesized in the liver and binds to antigen-antibody complex to form membrane attack complex(MAC) which results in cell lysis.
Complement plays important role in phagocytosis of disease-causing microbes by phagocytic cells. By this way complement generally, prevent microbes from causing disease.
Answer: a) if the patient feels comfortable doing so
Explanation:A mediation is sort of agreement document that is of contract between the two parties.This is basically an agreement between the doctor or hospital and patient displaying the open communication between them. Mediation is not a necessary document that has to be signed , so there is comfort of the patient whether they are interested to sign it or not. If the patient feels like seeking knowledge about the hospital and doctor they can sign it.
Answer:
Which statement best describes properties of elements?
A. All elements have a similar structure and hardness.
A. All elements have a similar structure and hardness.
B. All elements have mass and occupy space.
B. All elements have mass and occupy space.
C. All elements are either metals or gases.
C. All elements are either metals or gases.
D. All elements are solid and magnetic.
D. All elements are solid and magnetic.
Explanation:
