What is fitness, according to the american college of sports medicine?
a.
fitness is the ability to carry out daily tasks without being overly tired.
b.
fit people do not have the energy to complete everyday work.
c.
fitness
fitness is the ability to perform only very light levels of physical activity.
o
d.
fitness is the ability to perform moderate levels of exercise only while you are young.

Fill in the blanks to complete the labels on this model of replicating dna! super

Why girls are tan and why they fake tan

Which of the following best reflects what we know about how the flu virus moves between species? a) the flu virus in a pig is mutated and replicated in alternate arrangements so that humans who eat the pig products can be infected. b) a flu virus from a human epidemic or pandemic infects birds; the birds replicate the virus differently and then pass it back to humans. c) an influenza virus gains new sequences of dna from another virus, such as a herpesvirus; this enables it to be transmitted to a human host. d) an animal such as a pig is infected with more than one virus, genetic recombination occurs, the new virus mutates, the virus is passed to a new species such as a bird, and the virus mutates again and can now be transmitted to humans.