What phrase have some scholars devised to replace the term “melting pot” theory? half-empty–half-full theory nativism theory fruit salad theory coffee and tea theory salad bowl theory

All living organisms are composed of a. only one cell. b. at least 100 cells. c. at least three cells. d. one or more cells.

This is one form of rna that transports a specific amino acid to a ribosome during protein synthesis.

Each pair of clay balls represents two planetesimals. if each planetesimal is composed of the same material and is separated he the same distance, which pair experiences the frayed gravitational attraction?