Which of the Following Statements About Mitochondrial Dna Is Incorrect

Mitochondrial DNA mtDNA is considered as one of the best marker tool for population biologists and evolutionary biologists. Which of the following statements regarding mitochondria is incorrect Option 1Outer membrane is permeable to monomers of carbohydrates fats and proteinsOption 2Enzymes of electron transport are embedded in outer membraneOption 3Inner membrane is convoluted with infoldingsOption 4Mitochondrial matrix contains single circular DNA molecule and ribosomes.

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Which one of the following statements concerning mitochondrial DNA mtDNA is incorrect.

. Mitochondrial DNA is exposed to oxygen free radicals. It is incorrect because fungi generate mycotoxins and Mycobacteria tuberculosis is a bacterium. Hence the correct answer is option b.

It is also false statement as Botulinum toxin is not a mycotoxin. Crossing over does not occur in mitochondrial DNA. Which of the following statements is NOT correct regarding mitochondrial DNA mtDNA.

Mitochondrial genes are specific to mtDNA d. 2 All segments of DNA code for the synthesis of proteins. SBI4U-Molecular Genetics Molecular Genetics Unit Test Multiple Choice Questions Answer the following by filling in the appropriate bubble on the SCANTRON CARD provided.

A mitochondrion divides by developing a ring around the organelle that constricts to pinch it into two halves. Pseudogenes are small pieces of nuclear DNA that share significant homology with mtDNA b. Mitochondria are involved in energy metabolism.

It is quick sensitive and applicable for method for degraded DNA. Mitochondrial matrix contains single circular DNA molecule nnd ribosomes. Mitochondria perform the same biological function as chloroplasts.

A DNA enzymes b tRNA c Tubules d All of them. 4 DNA is also found in mitochondria. It is present as multiple copies per mitochondrion and many copies per cell.

Which of the following statements about mitochondria FALSE. 1 The percentage composition of a nucleic acid found in a bacteriophage is 323 Adenine 287 Thymine 236 Cytosine 154 Guanine The molecule is most likely a Double-stranded DNA d. 1 DNA is the hereditary material of all living organisms.

Pick the incorrect statement about Mitochondria_____ a mitochondrial DNA is known as mtDNA b mitochondria is the powerhouse of the cell c mitochondria is the site for calvin cycle d mitochondria is the site for krebs cycle and oxidative phosphorylation. Mitochondrial DNA undergo spontaneous mutation b. It has an outer membrane and an inner membrane.

A No crossing over Fewer types of DNA repair than nuclear DNA One copy per cell Inherited from the mother only a High exposure to oxygen free radicals a Carries 37 genes 9 Complex packaging with histones. Correct option is D The mitochondria is a double-membraned cell organelle known as the powerhouse of the cell which is present in all eukaryotic cells. 2 Which of the following statements is TRUE regarding Polymerase chain reaction.

Mitochondria have more than one membrane. The folds of the inner mitochondrial membrane are called cristae. D Clinical variability is a common feature of mitochondrial DNA disorders.

Which of the following statements about DNA isare correct. Mitochondria possess their own DNA. MtDNA of mammalian cells can make up a very small portion of total cellular DNA.

Correct option is A Mitochondria shows a variable range of shape and size in different organism. Select the correct answer using the code given below. 1 electrophoresis 2 Southern blotting 3 hybridization with a radioactive probe 4 digestion with restriction enzyme 5 process with X-ray film.

MtDNA is inherited from the mother because only ova contain mitochondria d. The outer membrane is a semi-permeable membrane that contains large numbers of integral membrane proteins porins. Mitochondrial DNA is inherited only from the mother not from the father.

MtDNA of mammalian cells can make up a very small portion of total cellular DNA. Most proteins that function in mitochondria are encoded by mtDNA. The following steps comprise the DNA typing process.

It is also incorrect because DNA is absent in mycotoxins. Which of the following statements about mitochondria is correct. The one that best describes mitochondrial DNA mtDNA would be.

Does not need DNA amplification. Which of the following statements about mitochondrial DNA is incorrect. The reason for this is.

MtDNA is circular and contains approximately 16500 base pairs c. It is a direct length based test. B Mitochondrial disorders are transmitted virtually exclusively through the maternal line.

It is not packaged with histones as the nuclear DNA is. This means that mithocondrial DNA can be inherited from both of our parents which means it can be traced for generations. Which of the following statements about.

It is not applicable for. The mitochondrial shape varies in living organisms and can range from stacked cisternae structures to tubular networks. Check all that apply Click each box once to indicate a correct answer or twice to indicate an incorrect answer.

3 Nuclear DNA is double helical with two nucleotide chains that run anti-parallel. Mitochondrial DNA can be easy isolated c. Which ofthe following statements describe mitochondrial DNA.

CMitochondrial DNA can be traced for generations. As the name suggest mithocondrial DNA exist within every copies of DNA on our body. C Both the sperm and the egg contribute mitochondrial DNA to the zygote.

A Mitochondria are found in both eukaryotes and prokaryotesb There tend to be more mitochondria in fat cells than in liver cellsc Most plant cells contain mitochondriad Mitochondria may have originated evolutionarily as photosynthetic bacteria.

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