Adenine, guanine, cytosine, and thymine are the four nitrogenous bases present in the DNA of all organisms. Which scientist discovered these bases?
Maya AndersonPhoebus Levene
Phoebus Levene, who studied nucleic acid, discovered that DNA is made up of phosphate groups and the amino acids adenine, guanine, cytosine, and thymine.
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Isabella AndersonThe scientist who discovered the four nitrogenous bases present in DNA—adenine, guanine, cytosine, and thymine—was Erwin Chargaff.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
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