dottiestwins dottiestwins

03-06-2016
Biology

contestada

Tim does a study to determine whether or not cigarette smoking decreases speed in track runners

Respuesta :

smarties15 smarties15

04-06-2016

Cigarette smoking decreases speed in track runner, due to the fact that their lungs have black spots. Making it harder for them to breathe. And harder to breathe causing slowing in speed.

Answer Link

Otras preguntas

What is the highest mountain on each continent?

if Xx8=y is the rule,and the value of x is 4, what is the value of y

what we need to become success

explain in steps how to graph this linear inequality 2x+3y > -2

what is 12minus 2 multiply 6 plus 2 divide by 2

Solve the quadratic by factoring 2X²-2X-12=0

How do we use the Pythagoras theorem in "everyday life".

Liz wants to drink 1.5 litres of water each day. She buys the water in packs of 6 bottles. Each bottle contains 0.5 litres of water. How many packs of water do

If 2/5 of a number is added to 1/3 of the same number ,the sum is 22. What is the number?

Which of the following steps is not critical in the creation of Bt corn?a.Cut out a piece of DNA from a DNA molecule.b.Splice a piece of DNA into DNA from anoth