Which of the following changes in deciduous forests occurs in the winter?
a.
trees regain their leaves.
b.
trees block the flow of water and nutrients to their leaves.
c.
the leaves of trees begin to lose their chlorophyll.
d.
trees live off of stored nutrients.

As your group adds to the graphic, your teacher tells you to add an example for each of the four boxes at the base. which example would best fit under the first box: physical barrier? a) resistance chicken pox either from exposure or vaccine b) the enzyme lysozyme present in your tears degrades bacteria c) white blood cells rush to the site of a wound to engulf bacteria d) exposure to antigens lead to the production of antibodies that mark cells for destruction