Synthetic fiber has many characteristics that makes it more attractive than natural fiber for making clothing. Which of the following choices are true 1. Synthetic fiber has greater shape retention

2. Synthetic fiber often costs less

3. ALL options are correct

4. Synthetic fiber has greater durability

5. Synthetic fiber is more prone to heat damage in the wash than natural fibers

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.

What part of the cell does 9 represent? a. cytoplasm b. lysosome c. ribosome d. centrosome