How does a fetus get nourishment up until the time is born

In which specialized organ of the plant would these cells most likely be found

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.

Which term describes a normal value for something in the body? a. homeostasis b. set point c. feedback loop d. integration center