The risk of lung cancer death is no different between medium, low, and very low-tar cigarettes.
People who smoke low-tar cigarettes compensate the lack of tar by changing their breathing habits, for example, they will take deeper drags or hold the smoke in for a longer period of time, basically negating the supposed " low-tar" effect.
Answer:
Water (at least 2 L per day), meat, eggs, vegetables, milk and fruits.
Eat this kind of food every day, that's how you can improve your exercise workout.
Explanation:
Water gives H20, that is really important for the protein synthesis and peptide bonds, the mitochondria could multiplicate easier. Hydrogen bonds are really important for keeping the body in a right function!
with meat you gain proteins, preferible chicken meat is really good, and eggs! all the amino acids are found in the egg. Eating this you gain proteins that your body with helps of the water synthesize on your own benefit.
Vegetables have Ca2+ really important for the brain and the neural transmissions.
Milk will bring other proteins that you can't find in meat like lactose.
And fruits gives you sugar, specially banana, that is in other words energy, is always better the sugar that comes from a fruit that the one that we found in a cola, ice cream, chocolate etc.
the experimental group would be receiving the variable ( the new pairs of shoes) and the control group would be wearing regular volleyball shoes. Your control variable would be keeping the height of the net the same for each time they both jump, and another control variable is what type of tennis shoes Mrs. K is wearing. The independent variable would the new pairs of shoes, and the dependent variable would be how high in the air Mrs. K will jump.