It was like memory t- cells which basically are the brains of the immune system,this way if a disease strikes,the next time it strikes the immune system knows what to do and what to protect like vital organs a virus may attack
Answer:
1.It's a physically demanding game that provides an opportunity for players to improve their speed, agility, strength, hand-eye coordination and overall cardiovascular endurance. 2.d the "gridiron sport"? It's called that because they mark the field with horizontal lines five yards apart which gives the feild a gridiron apperance. ... It's usually 100 yards long and 160 feet wide, the "end zone," is 10 yards past each goal/line. 3.A football field is 100 yards from one goal line to the other and 160 feet wide. The end zone extends 10 yards past each goal line. 4.A kickoff is a method of starting a drive in gridiron football. 5.A first down is made when the offensive team advances the ball at least 10 yards. After every first down the team get another series of 4 downs. ... The team can punt the ball to the opposing team or can attempt a field goal 6.The team can punt the ball to the opposing team or can attempt a field goal. For what four reasons may the clock be stopped? An incomplete pass, a runner goes out of bounds, a penalty, and after a score is made. 7.The team can punt the ball to the opposing team or can attempt a field goal. For what four reasons may the clock be stopped? An incomplete pass, a runner goes out of bounds, a penalty, and after a score is made. 8.15 yard penalties are given for what kinds of offenses? serious ones like tackling from behind,butting helmets,roughing the passer. 9.The team can punt the ball to the opposing team or can attempt a field goal. For what four reasons may the clock be stopped? An incomplete pass, a runner goes out of bounds, a penalty, and after a score is made.10. Television coverage is one of the major reasons for the
popularity:
football is a dramatic sport, with lots of body contact and heavy.
Explanation:
well their it is i hope this helps ok
The answer is D. Obesity.
Answer:
Reduced blood flow to the myocardium.
Explanation:
Cardiovascular disease may be defined as the disease that affects the functioning of the heart and blood vessels. Different cardiovascular diseases are heart attack, arteriosclerosis and heart failure.
The heart problems mainly occur due to the irregular blood flow in the myocardium. The reduced blood flow in the myocardium causes the emergency medical situation for the patient. The individual requires proper medical attention.
Thus, the answer is option (A).
