How regular participation in physical activity can increase life expectancy

When studying heredity, what is the relationship of dna based and traits? super urgent !

The 1.5 mile run test and the 12 minute swim test are considered as what kind of test ?

Which of the following is characteristic of the lytic cycle? a) viral dna is incorporated into the host genome.b) the viral genome replicates without destroying the host.c) a large number of phages are released at a time.d) the virus—host relationship usually lasts for generations.