Which of the following are examples of functions carried out by organ systems? Check all that
apply.
carrying oxygen and nutrients to body cells
breaking down food through digestion
movement
reproduction
excreting bodily wastes

Which term defines one's age as measured in years? chronological age biological age social age mental age

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.

Explain what you know about the cause of mental illnesses.