Piaget believed that in middle childhood, children are in the cognitive period of thought. A. metacognitive B. preoperational C. formal operational D. concrete operational

Which of these should be re portable health diseases to protect public health? a- obesity b- measles c- diabetes d-lung cancer

Justify the following statement: “diversity should exist in the workplace.”

Which of the following processes within viral replication is the greatest source of genetic variation in rna virus populations? a) high mutation rate due to lack of proofreading of rna genome replication errors. b) transcription from the host cell rna polymerase introduces numerous mutations. c) capsid proteins from the host cell can replace the viral capsid. d) viral rna is translated by host cell ribosomes.