:what changes in your resting heart rate or recovery heart rate can you expect to occur with improved fitness?

How could natural selection best be used to explain the evolution of the white fur of arctic fox

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.

Which of these is a sexual stereotype?