Answer:
C
Explanation:
Since we know about mitosis and sexual reproduction, each parent passes on only one copy of the gene because they got a copy of a gene from each of their parent before, and the new child will end up with two genes, one from each parent.
Answer:over time as our evidence improves. The more experiments we do, and the more data we collect, the better our scientific ideas become.
Explanation:
Answer:
Nutrition
Explanation:
Nutrition provides the raw materials for tissue repair.
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Answer:
(B) They Bind to receptor proteins on the surface of the postsynaptic neuron.
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Red blood cells carry oxygen around the body. These specialized cells are outfitted with the substance hemoglobin, which is a protein, and is the actual oxygen carrying molecule on the cell. The cell has a unique shape that allows it to carry as much oxygen molecules as possible. Red blood cells also transport carbon dioxide away from cells and back to the lungs where the cells are then re-oxygenated.
