Answer:
1. negatively charged ion
Explanation:
Sickel cell anemia is an inherited disease that is due to a base substitution mutation in a gene.
Different people are affected by COVID-19 in various ways. The symptoms experienced by infected individuals have ranged widely, from little discomfort to serious sickness.
- The susceptibility to and prognosis of severe acute respiratory syndrome caused by coronavirus 2 or coronavirus disease 2019 (COVID-19) have been found to vary greatly amongst individuals and populations.
- Intervention in public health must take into account these variations and how they affect susceptibility to infection and the severity of disease.
- The distinctions between the COVID-19 case profiles from China and North America may be due to regional variations in host, environmental, and healthcare-related factors.
- These inter-population variances, together with intra-population variability, highlight the need to identify how health inequities and inequalities affect the public health response to COVID-19 and can help with preparing for the epidemic's resurgence.
Learn more about the COVID-19 with the help of the given link:
brainly.com/question/28391554
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It moves through rocks, water, soil and sediments I think hope this helps
