Object permanence can be developed by placing objects a. on top of another object. b. under a blanket. c. in the baby's hand. d. on top of a table

Albert badura and b. f skinner agree that cognitive factors play no role in personality development. true or false

Cancer is 100% preventable if you follow all the necessary healthy behaviors. true or false

Why do rna viruses appear to have higher rates of mutation? a) rna nucleotides are more unstable than dna nucleotides. b) replication of their genomes does not involve proofreading. c) rna viruses can incorporate a variety of nonstandard bases. d) rna viruses are more sensitive to mutagens.