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
Marrrta [24]
3 years ago
7

Sample 1 sample 2 sample 3 sample 4

Biology
1 answer:
Leto [7]3 years ago
5 0

Answer:

Sample 1

Explanation:

Dna contains carbon, hydrogen, oxygen, nitrogen, and phosphorus. These make up the sugar-phosphate backbone of the DNA also known as the sides of the ladder.

You might be interested in
During which of the following years were small seeds likely most
8090 [49]
The answer 1984 bc it is
7 0
2 years ago
A salt dissolved in water forms _____.
prohojiy [21]
A Chemical reaction? A Mixture? Salt water? there are multiple answers.
8 0
4 years ago
Question 15
Luden [163]

Answer:

B

Explanation:

noble gases is a name for gases that is unreactive.those noble gases are located in group 8 because they have achive stable octet electron arrangement in their shell -Afiq future lecturer of manchester metropolian university

3 0
3 years ago
Read 2 more answers
When cancer cells spread to other parts of the body via the bloodstream or lymphatic system, they are said to have ____?
dsp73
That means they have metastasized
5 0
3 years ago
Which of the following is an example of using the scientific method with a natural experiment?AnswerA.Measuring how long it take
strojnjashka [21]

Answer:

Answer is C. Tracking the price of oil when a war in the middle east interrupts the flow of crude oil.

Explanation:

Scientific method is a kind of carrying out research for identifying and subsequently solving a problem. it can also be explained as series of steps in using scientific investigations for answering issues about the nature.

6 0
3 years ago
Other questions:
  • How do plants help clean and renew air
    11·1 answer
  • What does the process of diffusion do for the cell
    8·1 answer
  • Both of tim's parents have brown eyes, but tim has blue eyes. how is this possible? choose the best answer.
    13·2 answers
  • What is formed during the metabolic reactions of cellular respiration?
    11·1 answer
  • What does rna sequence look like
    9·1 answer
  • Which type of white blood cells produces defensive proteins called antibodies?
    11·1 answer
  • Using the cubes above, which of these statements is true?
    13·1 answer
  • Differentiate between the three major climate zone
    8·1 answer
  • What type of organism carries out photosynthesis?
    14·2 answers
  • What do biologists call the specialized cells in the nervous system that detect heat, pressure, and other environmental stimuli?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!