normally penetration of the egg by the sperm cell signals the start of the development process. what can replace this signal when no sperm are involved?

this protocol provides a detailed procedure for total protein extraction for western blot analysis from achieved samples following trizol isolation of rna.

dude i stopped reading after the first 7 words but hey you seem real smart thats awesome have a great day

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.