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Kaylis [27]
3 years ago
10

A molecule of water is made from.

Biology
1 answer:
stealth61 [152]3 years ago
6 0

Answer:

H2O

Explanation:

Water molecule is made of 2 hydrogen atoms bonded with covalent union (sharing electrons) with 1 oxigen molecule

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if a child had O type blood and the mother had B type blood and the father had A type blood, could a blood test eliminate the fa
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Answer:

No, a blood test could not eliminate the father.

Explanation:

The mother had B type blood, so the possible genotypes are BB and BI.  The father had A type blood, so the possible genotypes are AA and AI.  The child had O type blood, so the only possible genotype is II.  If the mother has the genotype BI and the father has the genotype AI, then there is a 25% chance the child will have the blood type O, or II (I used a punnet square with the genotypes BI and AI to solve this.)  

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Answer:

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Plasmids are used in a molecular biology laboratory for gene manipulation. they are able to transfer genes to a DNA through DNA recombinant technology and also aid DNA replication in bacteria. Plasmids are also used to study antibiotic resistance.

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