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
Semmy [17]
3 years ago
10

A dna molecule is cut with two different restriction enzymes known to cleave it only once each. after gel electrophoresis, three

different dna fragments are detected. this result means that the original dna molecule was:

Biology
1 answer:
slamgirl [31]3 years ago
4 0

Answer: Linear

Explanation: The DNA molecule could be either linear or circular. Now according to the question, since each enzyme is cutting the DNA at one point only, the circular DNA would make two fragments only. It will look like this image shared below. And if its linear, then only it can make three fragments. The case of both linear and circular DNA is mentioned in images shared below.

You might be interested in
If 20% of a DNA sample is made up of thymine, T, what percentage of the sample is made vo
Brut [27]
B. 30% because it was in the internet and i just gave it to you
3 0
3 years ago
Read 2 more answers
HELP WILL GIVE BRANLIEST AND EXTRA POINTS! (Question 4)
weqwewe [10]

Answer:

a

Explanation:

it has a soft outside

8 0
3 years ago
1:
pentagon [3]

Answer:

3) away from the area where it is more  concentrated

Explanation:

A substance that moves across a cell membrane  without using the cell's energy tends to move away from the area where it is more  concentrated.

It is known as passive transport.

It is the process in which substance without using the cellular energy tend to move down the concentration gradient.

It is also known as simple diffusion.

All other options are incorrect because,

In case of active transport substance move against the concentration gradient i.e to wards the area of higher concentration.

This process require energy.

6 0
3 years ago
How does a cilia help an organism survive its environment
Mnenie [13.5K]
Cilia helps in movement of the organism, it can pass the content (gases like CO2, O2) so they can transport. It can migrate an organism to more sustainable environment 

Hope this helps!
4 0
3 years ago
Guys go to my question before this one because it is worth 55 points
Inessa [10]

Answer: The outer layers are the Photosphere, the Chromosphere, the Transition Region and the Corona.

Explanation: Hope this helps! :)

3 0
3 years ago
Other questions:
  • The species or which of these groups show neither wings nor antennae?
    13·1 answer
  • What is diffusion,active transport and osmosis
    15·1 answer
  • A fossil of a fern and other large-leafed plants were found in an area of Alaska. What does this suggest about this area in Alas
    15·2 answers
  • A molecule of one atom of carbon and two atoms of oxygen would be written
    12·2 answers
  • Which of the following statements best describes bacteria?
    13·1 answer
  • Determine the ionic characteristics of this element. calcium
    12·1 answer
  • Much of the oil and natural gas in the United States is located in
    15·1 answer
  • In the Florida map shown below, use the law of superposition to determine which rocks are oldest? Map of Florida identifying fou
    5·1 answer
  • PLEASE HELP EMERGENCY!! IF YOU ARE NOT 100% SURE ABOUT YOUR ANSWER DO NOT ANSWER THEN!! PLEASE!!
    11·2 answers
  • In oxidation,
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!