the venn diagram compares proton's whit electron's which shared property belongs in the region marked B

Missense, nonsense, and silent mutations are examples of which type of mutation?

Choose the correct spanish translation for: to sing him.

Ireally, really need with this asap. i don't understand spanish prepositions and when they should be used. the questions are:fiesta con juan el fin de semana pasado. el parque está casa. es una lástima que haya tantos lago. el jefe quiere inmediatamente. the answers can be one of the following: en, con, de, a i will award !