Mitochondrial DNA polymerase does not have an error checking mechanism such as that of nuclear DNA polymerase. This would be expected to lead to a higher rate of which type of mutation in mitochondrial DNA?

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#Question id: 4120

#Unit 3. Fundamental Processes

Which of the following homolog matching is incorrectly matched with thier respective subunits?

	Bacterial	Archaea	RNAPI	RPAII	RPAIII
1.	B’	A’/A’’	RPA1	RPB1	RPC1
2.	B	K	RPA3	RPB2	RPC4
3.	aI	D	RPC5	RPB3	RPC5
4.	aII	L	RPC9	RPB11	RPC9

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#Question id: 12600

#Unit 10. Ecological Principles

Ecosystems are

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#Question id: 12035

#Unit 7. System Physiology – Animal

When the digestion and absorption of organic carbohydrates results in more energy-rich molecules than are immediately required by an animal, the excess is ________.

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#Question id: 15197

#Unit 8. Inheritance Biology

In the following pedigree shows the segregation of two different recessive traits.

Assuming that both traits are 10 cM apart on the X chromosome, what is the probability that a male child will have both recessive traits?

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#Question id: 4359

#Unit 3. Fundamental Processes

DNA methylation and histone acetylation are examples of which of the following processes?