There are danger and you call someone to help you
Answer:
Muscle tissue originate from mesoderm (one of the three germ layers). Muscle cell are made up of fibers called myofibrils.
Explanation:
Answer: The lipid bilayer forms a barrier to molecules because it consists of closely-packed molecules with long nonpolar hydrocarbon chains.
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Answer:
Studies have been conducted on synthetic products, including DDT and estrogen. The use of these synthetic products has been discontinued due to increased risk of cancer and other health concerns. Genetic engineering has increasingly been used in cattle, crops, and pharmaceuticals.
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