1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Minchanka [31]
4 years ago
5

How many polynucleotide chains does a DNA molecule have ​

Biology
1 answer:
pychu [463]4 years ago
3 0

two

A DNA molecule consists of two long polynucleotide chains composed of four types of nucleotide subunits.

You might be interested in
Compare and contrast the sound waves produced by someone whispering and someone shouting
Kryger [21]
I am quite sure this is supposed to be PHYSICS but anyways,
Whisper: Low Intensity, Less rarefactions and compressions
Shout:     High Intensity, more rarefactions and compressions

6 0
4 years ago
Which of the following is an example of an archery contestant showing good precision but poor accuracy?
o-na [289]

Explanation:

Precision can be defined as ability to reproduce a set of results.

The archer would be more precise if all his shots are in a particular place.

Accuracy is a measure of how close the shot is to the target.

The closer the shot to the target, the more accurate it is.

  • A contestant with a good precision but poor accuracy implies that most of his shots are far away from the target(poor accuracy).
  • Also, the shots are clustered and likely hits a particular spot(precision)

learn more:

Probability brainly.com/question/6649771

#learnwithBrainly

6 0
4 years ago
Was political parties mentioned in the Constitution of the USA?
krok68 [10]

The United States Constitution is silent on the subject of political parties. The Founding Fathers did not originally intend for American politics to be partisan

4 0
3 years ago
After Juan arrives, the three of them get into a heated argument about the environment. They each accuse the other of contributi
almond37 [142]

Skin cancer is mainly due to increased exposure to UV rays from the sun. And their incidence rate has become high lately in the holes in the ozone layer caused by air pollution.

Each person has a share of resposability concerning the pollution of the ground, and this also applies for the air pollution (industries, vehicles, fires, toxic products ...).

According to NASA researchers, climate hazards could have an unexpected origin, that of air pollution generated by the Asian continent (seat of the majority of the global industry in several areas). These NASA scientists have demonstrated that the gases produced by the 20 most polluted Asian cities in the world affect global climate.

6 0
3 years ago
Read 2 more answers
Do genetically modified foods need stricter controls. Please explain your answer.
Artemon [7]
Yes because they could cause many disease which includes heart failure according to some newly founded researches
7 0
3 years ago
Read 2 more answers
Other questions:
  • The element was poisonous to the first forms of life on earth until they evolved to take advantage of it by using cellular respi
    5·1 answer
  • PLEASE HELP ME ASAP !!!!<br> Explain the evidence (4 parts) for evolution? Complete answer please
    8·1 answer
  • If the sperm gamete that fertilizes an egg has a(n) _____ chromosome, it will form female offspring.
    11·2 answers
  • How to say a sentence I. French that I like pancakes
    9·2 answers
  • When a nerve cell is at rest, potassium is concentrated ____ the nerve cell and sodium is concentrated ________ the nerve cell.?
    11·1 answer
  • Both air and food share passageway known as the _____,
    6·2 answers
  • As in most areas of biology, the study of mitosis and the cell cycle involves a lot of new terminology. knowing what the differe
    15·1 answer
  • A student groups different types of cells as shown.
    10·1 answer
  • What is the role of helicase in DNA replication?
    15·1 answer
  • Why r people curious to go on mars ?? otherwise people can make earth more clean.?
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!