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
Salsk061 [2.6K]
2 years ago
13

Joy has a DNA sample from each of five unknown animals. She wants to find the molecular mass of each sample to determine which s

ample belongs to which animal. Which method should she use?
a. gel electrophoresis of the DNA samples
b. transformatiion of different E. coli strains using the DNA samples
c. paper chromatography of the DNA samples
Biology
1 answer:
murzikaleks [220]2 years ago
3 0
Answer is B since it uses strains and differential transformation to see
You might be interested in
why don't humans breed like bunnies? wouldn't it be more efficient to have lots of kids lots of times?
adell [148]
The human body is not made like the bunny because we are made to make 1 at a time whereas bunnies are made to make several
8 0
3 years ago
Read 2 more answers
MEDALSS!!
lawyer [7]
During the S phase in the cell cycle, the chromosomes are replicated so that there are two copies. These copies are necessary so that each daughter cell created during the M phase will have an identical copy of the DNA.

Therefore, the answer is A: The DNA must be replicated. 


The chromosomes joining, cell membrane expanding, and cytoplasm separating all happen during the M phase (mitosis).
4 0
3 years ago
How is the cytoplasm divided between the two cells that result from mitosis in plant cells? In animal cells?​
Degger [83]

Answer:

The contractile ring shrinks through the center of the cell, evenly dividing the cytoplasm between the two halves. This indicates that cytokinesis is completed and the cell has been replicated.

5 0
3 years ago
which of the following is true of reproduction? A.only small organisms have a high chance to reproduce B.only large organisms ha
alexira [117]

Answer:

D

Explanation:

7 0
2 years ago
Read 2 more answers
What is the difference between predator and prey relationships and symbiotic relationships?
Gwar [14]

Answer:

Symbiosis is any type of interaction between two different species of living things in the same environment. A predator-prey relationship is between two animal species —one kills and eats the other. ... Commensalism is an interaction benefiting one organism, and neither benefiting nor harming the other.

Explanation:

4 0
3 years ago
Other questions:
  • A hypertonic solution:_______. a hypertonic solution:_______. will induce cell swelling will induce no net movement of water wil
    8·1 answer
  • Most multicellular organisms are composed of cells with different shapes and sizes, and those cells perform different functions.
    6·1 answer
  • What is the example of sexual reproduction a budding the cloning see conjugation and the binary fission
    15·1 answer
  • Many body systems work together for proper functioning of the body and to maintain internal homeostasis.
    12·1 answer
  • What are the cells called that lie on each side of a synapse?
    6·1 answer
  • Which statements regarding hypotheses are true
    14·1 answer
  • 3. What is different about the blood carried by the arteries going to the body and the blood carried by the arteries going to th
    8·1 answer
  • Which statement about trans fatty acids is true?​
    11·1 answer
  • The word root infect means which of the following?
    6·1 answer
  • Insulin is an important hormone that allows the body to use glucose from food. After an individual eats a meal, glucose travels
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!