Which components of phloem tissue work together to transport photosynthetic products to different parts of the plant body?
a. sieve elements and companion cells

b. mesophyll cells and stomata

c. tracheids and vessels

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this