Review your notes and provide a detailed description of the microscopic structure of a
provide a detailed description of the microscopic structure of a muscle. Your description must include the
correct usage of the following terms: Fascicle,
muscle fibers, myofibril, muscle cell,
sarcoplasmic reticulum, epimysium, perimysium,
endomysium, sarcomere, sarcomeres, actin,
myosin

The correct answer is  "c".  it is "c" because melting is an endothermic change, and endothermic get's energy from surroundings. 

How is it possible that phylogenies based on sequences from nuclear genomes and organellar genomes (i.e., chloroplasts and mitochondria) from the same group of species yield phylogenetic trees with different branching orders?   answer :   the genome of the endosymbiont is more closely related to members of the group in which it originally evolved, while the nuclear genome of the engulfing organism has its own evolutionary trajectory.

They like garbage and they hunt during the night.