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Natalija [7]
3 years ago
13

20 POINTS!! How does a DNA molecule make a copy of itself?

Biology
2 answers:
SSSSS [86.1K]3 years ago
5 0

The two strands of a DNA molecule have complementary base pairs, the nucleotide sequence of each strand automatically supplies the information needed to produce its partner.

Musya8 [376]3 years ago
4 0

When chromosomes are duplicated before mitosis, the amount of DNA in the nucleus is doubled?

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The answer is c hope this help and picture is cute
 
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3 years ago
The scientific method is something you probably use in your life more often than you realize, often without even thinking of it!
DiKsa [7]

The scientific method is something you probably use in your life more often than you realize, often without even thinking of it.

<h3>What is role of science in daily life?</h3>

Science has day to day contribution in our life. It is involved in breathing, exhaling, brushing of teeth, cooking, bathing etc. It developed the standard of livings.

Fasting is the very beneficial health practice followed from ancient times.In  india, it is also consider as relegious practice from ancient times and they scientifically proved good for health.

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4 0
2 years ago
The proposed cause of CJD and kuru in humans, mad cow disease, and scrapie in sheep is a change in a brain protein. Disease vict
TiliK225 [7]

Answer:

secondary structure

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Alpha helices and beta sheets are two main structural forms in secondary structure of proteins. This structures are formed spontaneously. The next step of protein structure formation is folding into tertiary three-dimensional form.

In diseases such as CJD and kuru, protein prion is changed in structure. It is not known how degeneration of priones protein structure occurs, but it can lead to neurodegenerative diseases which can even be fatal.

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3 0
3 years ago
Supply-and-Demand Schedule for Cell Phones Price of Cell Phones Quantity Supplied of Cell Phones Quantity Demanded of Cell Phone
k0ka [10]

Answer:

$150, $200

Explanation:

A schedule that shows relationship between quantity supplied and quantity demanded is used to estimate the equilibrium quantity and price where there is a balance between the buyer's willingness to buy and the seller's willingness to sell.

Below this equilibrium point there is excess of quantity demanded over limited supply.

Above equilibrium there is excess supply and less demand.

According to the given schedule the equilibrium price is $100 where demand and supply are both 300 units.

The prices at which there are excess supply is given below

At $150 400 units is supplied against 250 units demanded

At $200 500 units are supplied against 0 units demanded

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3 years ago
The picture is of a starch named amylose. Starches are long chains of glucose molecules. In the diagram, every time you see two
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Answer:i think is C

Explanation:

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3 years ago
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