A peplomer is a glycoprotein spike on a viral capsid or viral envelope. These protrusions will only bind to certain receptors on the host cell; they are essential for both host specificity and viral infectivity.
metaphase I'm not sure but I think it is the answer
Answer:
Freshwater is a precious resource on the Earth's surface. It is also home to many diverse fish, plant, and crustacean species. The habitats that freshwater ecosystems provide consist of lakes, rivers, ponds, wetlands, streams, and springs.
Answer:
1. filtration , reabsorption , secretion .
2.kidney , ureters , bladder , urethra , pinusia
3.artificial kidney
Explanation:
