Answer:
The allele frequency changed
The light moths blended in with the light-colored trees. However, the Industrial Revolution changed the tree colors. After the pollution from the Industrial Revolution started affecting trees, most of the collected peppered moths were of the dark form.
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With the end goal for cells to endure, they require supplements as glucose and minerals in addition to oxygen.
Moreover, they need to discard byproducts. Cells additionally depend on their organelles and dissemination for endurance.
Without oxygen, minerals and the evacuation of side-effects, cells don't endure.
Answer:
If you apply too much pressure, you can cause redness and abrasions.
Answer:
Carotid arteries also branch off the aortic arches and supply the head region. Veins bring blood to the left and right atria. Both atria then empty into the single ventricle. Blood from the ventricle thus enters either the pulmonary or body circulation.
Explanation: