Which of the following is not involved in the fall coloration of leaves of deciduous trees?
a. vernalization
b. a photoperiodic response
c. carotenoids and anthocyanins
d. the breakdown of chlorophyll without the production of new chlorophyll

The correct answer is option A. "vernalization".

Explanation:

Vernalization in plants refers to the induction of flowering as a result of the exposure to prolonged cold of winter, or by artificial means. After vernalization occurs the plant is able to produce flowers, but it may require additional seasons to see them. Vernalization is an independent process of the fall coloration of leaves of deciduous trees, both process are unrelated.

answers are:

lysogenic     viral dna merges with host cell dna

lysogenic     no symptoms

lytic               viral dna takes over

lysogenic     virus does not destroy host cell

lytic               virus destroys host cell

lytic               induces symptoms of viral infection

lysogenic       cell reproduces and spreads provirus