Answer:
<em><u>This is the only phylum of the animal subkingdom Parazoa and represents the least evolutionarily advanced group of the animal kingdom. ... Sponges are the only animals that lack tissues with mass of cell embedded in gelatinous matrix.</u></em>
Answer:
The answer would be A
Explanation:
The dependent variable Does not change there for they can't change the student scores
2. Antigen
Toxins
3. Some bacterial infections
Viral
4. Innate immune system
5. Adaptive
6. Leukocytes
7. Humoral response
Cell mediated response
8. B cells
T cells
9. Helper T cell
Cytotoxic T cell
10. Antibody production.
Sediment pollution is the single most common source of pollution in U.S. waters. Approximately 30% is caused by natural erosion, and the remaining 70% is caused by human activity. ... Sediment pollution can have long-term impacts on aquatic insects, fish and other wildlife in affected waterways
Answer:
Sartorius and Stapedius muscle
Explanation:
Sartorius is the longest and stapedius is the thinnest