Mitochondria, plastids and chloroplast all are surrounded by a double membrane
Answer:
What are so called breast-cancer genes, are mutations in two genes: BRCA1 (BReast CAncer gene one) and BRCA2 (BReast CAncer gene two), and are also associated with ovaric cancer. According to the question, these genes are present in the popolation despite surgeries and deaths, and asks why. Surgeries does not eliminate the genes, they eliminate the tumors, and people can still reproduce after that. And also, most people already had offspring before they know they have cancer, so they are inheriting the mutations on the genes anyway.
Explanation:
Answer:
Enzymes are proteins that help speed up metabolism, or the chemical reactions in our bodies. They build some substances and break others down. All living things have enzymes. Our body naturally produce enzymes
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<span>Disparities in sentencing often occur due to factors such as race, gender, income, and social status. The judge's personal prejudices against certain cultural groups can sway a punishment to be more severe for some than others. Female tend to receive easier sentences than males. Wealthy seem to receive a slap on the wrist more often than the poor.</span>
