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
klemol [59]
4 years ago
12

Which observation about the phosphorus tracer supported the researchers' conclusion that DNA, and not proteins, transmits geneti

c information? A. It was in the supernatant only. B. It was in the pellet only. C. It was in both the pellet and the supernatant. D. It was in neither the pellet nor the supernatant.
Biology
1 answer:
lutik1710 [3]4 years ago
7 0

Answer:

Hershey and Chase demonstrated that genetic material is contained in the DNA molecule. By using bacteriophages they observed that DNA, but not proteins, contains the genetic material. These researchers tagged DNA with radioactive phosphorus and then separated bacteria and protein phages by centrifugation, observing that bacterial pellet was radioactive

You might be interested in
15. Proteins are super important because they contain
son4ous [18]

Answer:

Hair and nails are mostly made of protein. Your body uses protein to build and repair tissues. You also use protein to make enzymes, hormones, and other body chemicals. Protein is an important building block of bones, muscles, cartilage, skin, and blood.

Explanation:

5 0
3 years ago
Read 2 more answers
List the order in which your body will break down and use the biomolecules for energy
statuscvo [17]

Answer:

•Proteins-Proteins are the primary building materials of the body.

•Fats (lipids)-Fats are the primary long-term energy storage molecules of the body.

•Carbohydrates-Glucose, a 6-carbon sugar, is a simple carbohydrate or "mono-saccharide.

•Nucleic Acids-These molecules contain the genetic code, which has all the information necessary to build the body.

7 0
3 years ago
Water is warmed by the sun and________ . It is then cooled and_______ . Finally, it is brought back to Earth in the form of ____
emmasim [6.3K]

Answer:

evaporates, condenses, precipitation.

5 0
2 years ago
How can earths plates move
Advocard [28]

Answer:

Plates at our planet's surface move because of the intense heat in the Earth's core that causes molten rock in the mantle layer to move. It moves in a pattern called a convection cell that forms when warm material rises, cools, and eventually sink down.

6 0
3 years ago
What is the abbreviation for a diagnostic test which involves inserting a small probe into the esophagus to record the anatomy a
Alekssandra [29.7K]

Answer:

TEE Transesophageal Echocardiography

Explanation:

TEE is an ultrasound of the heart but instead of doing it from the chest it is done by inserting a small probe into the esophagus. Since the esophagus is very close to the heart, it can be seen much better than a conventional echocardiogram. The abbreviation comes from TransEsophageal Echocardiography (TEE).

4 0
4 years ago
Other questions:
  • What elements are most abudant in living organisms
    11·2 answers
  • A sonic boom is produced by a jet. What can you determine about the jet's motion?
    10·2 answers
  • Which of the following would most likely have the greatest lasting effect on an ecosystem ?
    12·1 answer
  • Receptors that provide animals with information from their internal environment are located in _____. A.the eyes and ears b.bloo
    9·1 answer
  • The comparative study of past and present culture
    10·2 answers
  • Which of the following is a function of the nucleus? (1 point)
    5·1 answer
  • What role do enzymes play in DNA replication?
    6·1 answer
  • Which statement best describes the function of dna in all cells
    9·2 answers
  • What are some BMP (Best Management Practices) that you can do at home to take action against F.O.G.?
    6·1 answer
  • Label the parts of a wave:
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!