Answer:
The answer is due to oxygen deficiency
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The answer to the 3rd question is that chromosomes are tightly coiled bundles of DNA and carry many genes. For the 4th question, asexual reproduction can occur by binary fission and creates exact genetic copies of a parent.
Answer:
D) largest mass extinction event in Earth's history
Explanation:
The cambrian era started following the pre-cambrian extinction
Explanation:
1 dm3 is a cube with dimension 1 deci meter
Tachypnea, frequent desaturations, Tachycardia, retractions, nasal flaring, grunting, and etc.<span>
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