answer.
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
Eddi Din [679]
2 years ago
9

A chemical is reported to inhibit bacterial replication. Bacterial cells are placed in medium with all nutrients necessary for r

eplication. The chemical is added to the culture, and after a half hour an extract of the DNA is prepared. A significant percentage of the DNA is in pieces about 1000 to 2000 bases in length. The results are consistent with the chemical blocking the function of DNA ligase.a) trueb) false
Biology
1 answer:
Crazy boy [7]2 years ago
8 0

Answer:

True

Explanation:

DNA ligases are enzymes required for replication, repair, and recombination of DNA molecules. The DNA ligase repairs the break in the DNA molecule by the formation of a phosphodiester bond.  

The bacterial genome consists of a circular DNA molecule, thereby laboratories use these enzymes to create recombinant DNA molecules

You might be interested in
Explain what scientists might be able to learn about the seawater that existed millions of years ago by studying rocks that came
oee [108]

Answer:

About composition of water and organisms that lives there.

Explanation:

scientists might be able to learn about the composition of seawater that was present millions of years ago if we study those stones that comes in contact to that ancient seawater because the traces of particles still present on it. This study provides valuable information about ancient times of earth and its natural resources. These rocks also provides animals that were present in that sea water at that time.

7 0
2 years ago
Some theories are developed from repeated testing of a single hypothesis. Cell theory, germ theory, and the theory of evolution
Citrus2011 [14]
The correct answer for the question that is being presented above is this one: "Each experiment reveals a different piece of information that is needed to develop the theory." Some theories are developed from repeated testing of a single hypothesis. Cell theory, germ theory, and the theory of evolution all have developed from <span>the testing of multiple related hypotheses.</span><span> </span>
6 0
2 years ago
Read 2 more answers
The single largest portion of the human genome consists of noncoding _______, some of which include ______. These are DNA segmen
yuradex [85]

Answer:

Repetitive DNA segments: transposable elements.

I hope it helps.

8 0
2 years ago
________ is not required for anaerobic respiration.
Aleks04 [339]
Oxygen is the correct answer !
8 0
2 years ago
Harlow is eight years old. She sees Dr. Gardener every Friday at 11:00 a.m. Their sessions involve Dr. Gardener watching Harlow
horrorfan [7]

Answer:

Play Therapy

Explanation:

Play therapy is a type of psychotherapeutic orientation by which play is used as a medium to help an individual, most especially children, to express their feelings. This therapy helps with the brain development of a child and enables a play therapist respond to the needs of a child, most especially the metal health needs.

Through play therapy, a child is naturally able to communicate his feelings as he is guided, and this helps children to become aware of themselves ad accept who they are.

8 0
2 years ago
Other questions:
  • Grazing cows disturb the grass and cause insects to fly around the cows as they eat. In turn, birds swoop in and eat the insects
    5·2 answers
  • Benjamina started her walk from the front door of her ground floor apartment. She walked 6 meters to the corner of the building
    5·2 answers
  • Which type of plate boundary experiences shallow earthquakes at places where rocks are undergoing shear stress?
    13·2 answers
  • In a simple mendelian monohybrid cross, tall plants are crossed with short plants, and the f1 plants are allowed to self-pollina
    14·1 answer
  • The phrase darwin used to describe his broad theory of evolution is ''descent with .'' 2. all of life is related through common
    10·1 answer
  • Label each organism in the food web as a producer, consumer, or decomposer. Hope u can help.
    15·2 answers
  • The diagram below shows some key steps of a biotechnological procedure. What development does the letter X most likely represent
    9·1 answer
  • What is the ideal time of day to perform resistance training and ingest protein to increase muscle hypertrophy?
    14·2 answers
  • Step 6: Measure the Heights of the Plants at the End of Week 3 Use a calculator to compute the average heights of the plants in
    11·1 answer
  • An ecosystem is a location on Earth that includes I. Only biotic components II. Only abiotic components III. Interacting living
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!