11. Eccentric contraction is (1 point)
O a lengthening motion of the muscle
O a shortening motion of the muscle
O the motion of a working muscle
O
a steady motion that engages the muscle without contraction

To avoid food poisoning, perishable items should not be stored in the refrigerator for more than days.

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.

Heat affects all vitamins. which vitamins are more sensitive to heat and leach into water? a. vitamin a and d b. vitamin b and c c. vitamin e and k d. vitamin d and c