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Orlov [11]
3 years ago
5

15 POINTS AND BRAINLY FOR 1 MULTP. CHOICE QUESTION

Biology
1 answer:
Whitepunk [10]3 years ago
8 0
The correct answer is the third choice
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Mitochondrial dna (mtdna) recovered from a fossil hominin from sima de los huesos in northern spain shows connections to the mtd
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Mitochondrial DNA (mtdna) recovered from a fossil hominin from sima de los huesos in northern spain shows connections to the mtdna of the Denisovans.

The Sima de los Huesos showed distinctive proof of DNA survival over an extended period of time. Based on the enzymatic amplification of a few short mitochondrial DNA (mtDNA) fragments from Middle Pleistocene cave bear bones. Given that the Sima de los Huesos fossils have Neanderthal-derived characteristics (such as in their dental, mandibular, midfacial, supraorbital, and occipital morphology), it is unexpected that the mtDNA from these fossils has a common origin with Denisovan rather than Neanderthal mtDNAs.

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2 years ago
Rotenone is a poison commonly added to insecticides. insects exposed to rotenone will die because
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They no longer will be able to produce adequate amounts of ATP.
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Exposure to the building material asbestos has been linked to certain types of cancers. Asbestos causes mutations in the p53 gen
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Answer:

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A

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3 years ago
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A main job of hcl is to begin _______ digestion. carbohydrate fat protein
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The answer to this is protein.

Hydrochloric acid in digestive system is found in stomach, which is the only main digestive organ with an acidic pH 2.

In the stomach, only one kind of the primary food substance is chemically digested, which is protein. It is digested with the help of enzyme Pepsin, which breaks protein chains into polypeptides.

After that, the other organs of the digestive system has more of a neutral to slightly alkali condition, which is not related to hcl. Therefore, the answer is protein.
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3 years ago
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During an assessment of a neonate born at 33 weeks' gestation, a nurse finds and reports a heart murmur. an echocardiogram revea
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It can be expected that there will be closure of the patent ductus arteriosus for this is the effect of indomethacin. The adverse effect would include platelet dysfunction, decrease gasto-intestinal motility and an increase in necrotizing enterocolitis. With this, the nurse should anticipate the possible outcomes where there will be increase bleeding time and decrease gastro-intestinal function after giving indomethacin.

 

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