The circulatory system works with the ___ system to get nutrients to all body cells. A- endocrine
B- digestive
C- muscular
D- skeletal

GIVE BRANLIEST TO THE PERSON WHO GETS IT CORRECT FIRST !! PLS HELP ME

Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.

What are the three types of counseling established by marine corps policy?

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks