Answer:
the answer is B Rheumatoid arthritis
Explanation:
Answer:
b. Hiccupping is a vestigial reflex that suggests a common ancestry between humans and amphibians.
Explanation:
Hiccupping refers to an involuntary contraction of the diaphragm that usually occurs several times per minute. Some research has suggested that hiccuping is an evolutionary remnant of amphibian respiration. This is because the mechanism is remarkably similar to the way tadpoles gulp air and water across their gills. This would mean that hiccups exist due to an antecedent to modern lung respiration.
They form natural gas or fuel and coal.
The sequence of amino acids determines the protein
There are at least 4 traits that mammals share including the fact that they are warm-blooded. Other traits include breathing with lungs, having a 4 chambered heart, and having to hunt for food.
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