Hemoglobin levels being lower would be considered a normal change associated with aging.
Answer and Explanation:
Swimming in the ocean water for an extended period can change the microbes on your skin. Bacteria that make up your skin washed off during swimming. Your body will be covered with ocean bacteria such as potential pathogens that can increase infection possibility. Some ocean bacteria can stay for an extended period of time on your skin, while the number of bacteria is declining after 24 hours. Ocean water could be contaminated with fecal matter, animal waste, sewage spills, and stormwater runoff, leading to infection in our respiratory system, eyes, ears, skin, and gastrointestinal system. Diarrhea is the most common symptom of infection from swimming. The bugs might be present in the ocean water, and if you have cuts on your skin, it can enter the lesion and cause infection, leading to a bloodstream infection. Weak swimmer and immunocompromised people should avoid swimming.
A.
Energy is lost when machines don’t work right.
B.
We can’t add more energy to the universe.
C.
We can’t destroy energy that exists in the universe.
D.
Energy changes from one form to another.
Answer:
23 chromosomes
Explanation:
A human body all together has 46 chromosomes but sperm and egg cells are gametes, or sex cells meaning each half of a parent created 46 all togehter. They are haploid cells while everything else are diploid.
18th century geologist James Hutton developed it . You could check this wonderful and insightful video here on youtube about his discovery;
https://youtu.be/KKTXxZSz-9s