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
USPshnik [31]
2 years ago
6

What chemical makes up the rungs (as if it were a ladder)? lesson DNA

Biology
1 answer:
shepuryov [24]2 years ago
8 0
In DNA, the "rungs" between the two strands of DNA are formed from the nitrogenous bases adenine, thymine, guanine and cytosine
You might be interested in
Need answer ASAP<br>if correct will give brainliest​
monitta

100% since she already has it.

5 0
3 years ago
Read 2 more answers
Which statement describes potassium-argon dating?
Fiesta28 [93]

Answer: Potassium-40 decays into argon gas over time.

Explanation: Potassium-argon dating is a dating method used to determine the age of sedimentary rocks by comparing the proportion of K-40 to Ar-40 in a sample of rock, and knowing the decay rate of K-40.

Potassium-40 undergoes decay following first order kinetics as given below:

_{19}^{40}\textrm{K}\rightarrow _{18}^{40}\textrm{Ar}+_{0}^1e

3 0
3 years ago
Read 2 more answers
Please help ASAP!!! Thank you!
kirill115 [55]

Answer:

b

Explanation:

5 0
3 years ago
Which kingdoms are included in both Linnaean and Whittaker systems of classification? a. protists, fungi, plant, and animal king
Rufina [12.5K]
<span>linnaen classification was 2 kingdom classification,named plantae and animalia, on the basis of nutrition w.h.whittaker included 5 kingdom classification monera,protista,fungi,plantae,animalia. so option b)plant and animal kingdom is right, actually linnaeus put all protists,monerans,and plants in one kingdom plantae,though they have different cell structure,and mode of nutrition.</span>
3 0
3 years ago
Read 2 more answers
state one form of evidence aside from shape that supports the theory that the supercontinent existed​
katovenus [111]
Continental drift was a theory that explained how continents shift position on Earth's surface. Set forth in 1912 by Alfred Wegener, a geophysicist and meteorologist, continental drift also explained why look-alike animal and plant fossils, and similar rock formations, are found on different continents.
7 0
2 years ago
Other questions:
  • How offspring are produced in sexual reproduction
    13·1 answer
  • What scientist dose to which ??
    14·2 answers
  • In your own words, describe how a hurricane forms.
    12·1 answer
  • The most common type of muscle contraction encountered with most exercises is ________, meaning the contraction proceeds at a co
    5·2 answers
  • state a problem. describe what you want to find out about the relationship of the following factors to the amount of water erosi
    15·1 answer
  • What is an organism or cell with two sets of Chromosomes?
    15·2 answers
  • Difference between a lymphatic organ and a lymphatic nodule
    6·1 answer
  • Some of the sugars produced by photosynthesis are stored as starch in the roots. Explain, as fully as you can, why it is an adva
    15·1 answer
  • Principle of urease test​
    11·1 answer
  • What are the anatomical features of the stomach that support digestion
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!