They are sandwiched between two layers of heads. Recall that the heads are hydrophilic therefore they will always be on the outside and the tails are hydrophobi therefore they willl always be away from water, there fore sandwiched. I'm a bio major, hope I helped :)
move in a circle on a central axis.
The answer is <u>"D. They are both arm exercises".</u>
A barbell curl refers to a pull-type, segregation practice which works essentially your biceps, yet in addition trains muscles in your lower arms and shoulders somewhat, as well. You can perform barbell curls by grasping a barbell with an underhand grasp, and with your hands isolated by a shoulder-width separate.
A dip is a compound, push-type practice which works countless in your chest, shoulders, and arms at the equivalent time. Depending on the sort of preparing routine you're utilizing, you might need to utilize dips to point out extraordinary your chest muscles. You can do this by performing Chest Dips in which you fit your body forward while dipping.
Assuming both packages are the same size and shape, and neither will be affected by wind resistance, both packages will fall at the gravitaional constant of 9.86 m/s/s, and C) they will both strike the ground at the same time.