Do you think that people could get more energy from agricultural land if they ate only plants, instead of plants and animals? Discuss.

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.

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above