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Complementary deoxyribonucleic acid (DNA) is DNA in which the sequence of the constituent molecules on one strand of the double stranded structure chemically matches the sequence on the other strand. A useful analog is to picture a key and a lock. ... Complementary DNA (cDNA) is a copy of a region of a strand of DNA.
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red blood cells, white blood cells, or platelets. Yellow bone marrow is made mostly of fat and contains stem cells that can become cartilage, fat, or bone cells. Enlarge. Anatomy of the bone.
The ovaries are a part of the endocrine system, so its true.
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An element is. a parcel where it is made up of only one kind of particle called atom is known as element.
eg. oxygen
hydrogen
gold
silver
carbon
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An example of biodiversity is a greater variety of genes and species
