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4. Male sperm travel to the egg-bearing structure and achieve fertilization. 5. The fusion of the haploid male and female gametes results in a diploid zygote. 5. The zygote undergoes mitosis and matures into the embryo, which gives rise to the multicellular diploid sporophyte (Fig. 1). ...
typhimurium into tumor-bearing mice, their interaction with the tumor vasculature was quantified by intravital microscopy and histological techniques. Although intravital microscopy showed that few S. typhimurium adhered to the tumor vasculature, inflammation caused by a sudden increase in the amount of ...
- The question asks for the exception, meaning we need to find a feature that is not common between the two. - One of the options mentions the presence of a callose layer. 4. Analyze the Callose Layer: - The callose layer is a polysaccharide that is found in the cell wall of the mi...
Each megaspore develops into a female gametophyte that bears only archegonia; a microspore develops into a male gametophyte, bearing only antheridia. Although heterospory was prerequisite to seed evolution, there are fossil plants that were heterosporous but had not evolved seeds, among these being...
The name “choanozoa” has a Greek root meaning “funnel” and refers to the cellular collar that is characteristic of the species in the class. Class Choanozoa contains one genus, with one species that is pathogenic to humans: Rhinosporidium seeberi. Choanozoa Ichthyosporea (same as Meso...