Answer:
Both natural selection and genetic drift are mechanisms for evolution (they both change allele frequencies over time). The key distinction is that in genetic drift allele frequencies change by chance, whereas in natural selection allele frequencies change by differential reproductive success.
Somatic mutations are often passed down to offspring.
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<span>In humans, a simple columnar epithelium lines most organs of the digestive tract including the stomach, small intestine, and large intestine. Simple columnar epithelia line the uterus.</span>
Answer:
The symbol for D in Brenda's diagram most likely represent the sun.
Reason:
A represents the Universe, B represents the Solar System, C represents the Earth and D represents the Sun
i dont kno if its wrong or right
but enzymes work by lowering the activation energy of chemical reactions
Explanation:
