How do mutations lead to variation?

A.

by signaling proteins to be synthesized

B.

by producing changes in the genetic code

C.

by giving organisms new features for survival

D.

by providing a source of energy for cells

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What are protist considered animal like or fungus like or plantlike

How is the crust different from the lithosphere? How are they the same?

Maintenance of a stable body temperature can be achieved through which systems? A) circulator, respiratory, endocrine, nervous B) circulatory, endocrine, nervous, integumentary C) circulatory, urinary, integumentary, nervous D) immune, urinary,

The three parts of an amino acid are the amino group, the carboxyl group, and the?

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Diamond is The hardest mineral on the mohs scale A no nonmetallic element The only mineral with luster An isotope of silicon

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The stomach liver and other parts of the digestive tract are contained in the

What is the role of the endocrine system?

In which kingdom does a multicellular, eukaryotic, photosynthetic organism belong? a Fungi b Animalia c Bacteria d Plantae