1. Which of the following would most likely change the current classification of two closely related flower species to a single species?
a. An analysis of the DNA sequence of each species
b. The discovery of a new, related species
C. The pllection of seeds from each species
d. An analysis of photosynthesis for each species

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.

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

Me with biology endocrine system crossword also image left i need with hw