I think it's B. To provide access to blood and blood products
As people progress into old age, their disease-fighting immune systems become reduced.
<h3>The effects of aging on immune system</h3>
Immune system is the major system of the body that protects the body against invading disease causing microorganisms. It is made up of,
- proteins (antibodies) and
As an individual advances in age, the efficiency of the immune system, which is it's ability to fight diseases, would reduce.
This is because the production of white blood cells, antibodies and chemicals are equally reduced.
Therefore, as people progress into old age, their disease-fighting immune systems become reduced.
Learn more about immune system here:
brainly.com/question/15975169
Answer:
It's different for everyone.
Explanation:
According to social psychologist Emily Balcetis, our mindset and perceived view of exercise greatly affects how determined we will be to stick to those commitments. We all quite literally see the world differently and thereby some people see exercise as more difficult.
Answer:
Bend knots
Explanation:
A bend knot joins two separate rope lines together. A square knot, also called a reef knot or joining knot, can be used to join two lines of the same diameter (thickness). A sheet bend joins two lines of different diameters.