Explanation:
The giant-impact hypothesis is currently the favored scientific hypothesis for the formation of the Moon. Supporting evidence includes: Earth's spin and the Moon's orbit have similar orientations. Moon samples indicate that the Moon's surface was once molten.
Answer:
Development is largely under the control of genes. Mature cell types of the body, like neurons and liver cells, express different sets of genes, which give them their unique properties and functions.
Explanation:
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Skin is the Largest barrier agaisnt Pathogens which include Bacteria which cause infections.
Condensation reaction (also called condensation polymerisation or dehydration synthesis) - an example of this is the formation of polypeptides from amino acid monomers. It is typically characterised by the loss of a water molecule during the reaction.
Mitochondria is the answer of 4
