DNA Double Helices Are Soluble in Water but Insoluble in Alcohol.How

question 1

Multiple Choice

DNA double helices are soluble in water but insoluble in alcohol.How do these physical properties reflect the chemical structure of the molecule?

• A)The charged phosphate groups and sugars of DNA "like" to interact with polar water molecules.
• B)The purine and pyrimidine bases "like" to interact with polar water molecules.
• C)The 5 prime to 3 prime polarity of DNA make it soluble in water but not in alcohol.
• D)The charged R-groups of DNA "like" to interact with polar water molecules.

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Definitions:

Eating Binges

Periods of excessive food consumption generally not driven by hunger but emotional factors, often followed by guilt or shame.

Overweight

Having more body weight than is considered normal or healthy for a certain height.

Emotional Problems

Difficulties in managing one's emotions that significantly interfere with daily functioning or wellbeing.

Eating Binges

Episodes of excessive food consumption within a short time period, often accompanied by a sense of loss of control over eating behaviors.