I NEED HELP 1.What are three ways the ability to copy DNA has changed our world?
2.How can personal DNA machines save human lives?
3. If you had access to a personal DNA machine, what would you analyze and why?

Trilobal fibers were found on kidnapping victim. which of the following fibers would most likely to be trilobat? a. cotton b. nylon c. wool d. silk me

Which statements about the fluid mosaic structure of a membrane are correct? select the three correct statements.which statements about the fluid mosaic structure of a membrane are correct? select the three correct statements.the framework of a membrane is a bilayer of phospholipids with their hydrophilic heads facing the aqueous environment inside and outside of the cell and their hydrophobic tails clustered in the center.because membranes are fluid, membrane proteins and phospholipids can drift about in the membrane.the diverse proteins found in and attached to membranes perform many important functions.the kinky tails of some proteins keep the membrane fluid by preventing the component molecules from packing solidly together.membranes include a mosaic, or mix, of carbohydrates embedded in a phospholipid bilayer.

What property of water provides for appropriate sugar, salt, and amino acid levels to be present and carried in the blood of animals to be delivered to cells