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
Naily [24]
3 years ago
8

Describe the structure of DNA ? (6mrks) gcse edexcel 9-1

Biology
1 answer:
m_a_m_a [10]3 years ago
6 0

DNA structure. DNA is made up of molecules called nucleotides. Each nucleotide contains a phosphate group, a sugar group and a nitrogen base. The four types of nitrogen bases are adenine (A), thymine (T), guanine (G) and cytosine (C).

You might be interested in
Which of the following describes a scientific theory, such as evolutionary theory? (Check all that apply).
Naddika [18.5K]

Answer:

b

Explanation:

Evolutionary theory highlights the adaptive value of within-species variability. Optimal biological and behavioral strategies differ depending on the nature of the environmental context as well as the characteristics of the organism such as age, sex, health, or physical size.

7 0
3 years ago
Which is the largest organelle within a cell?
ale4655 [162]
That answer would be A. nucleus
6 0
3 years ago
Read 2 more answers
PLEASE HURRY!!!
Sergio [31]

Answer:

D.

holds the bones of the skeleton together

Explanation:

8 0
3 years ago
Why is it necessary for meiosis to produce cells with fewer chromosomes>
ruslelena [56]

Answer:

A. It saves energy for the organism to produce fewer chromosomes.

B. Asexual reproduction requires fewer chromosomes than sexual

reproduction

C. If it did not, the chromosome number would double in each

generation

D. Organisms reproduce sexually by joining two tetrads together.

6 0
1 year ago
A large mouse population lives in a forest. A small number of mice are separated from the population during a forest fire. This
Leokris [45]
The answer is C. Biodiversity
7 0
3 years ago
Read 2 more answers
Other questions:
  • What classification would best an oak tree?
    7·1 answer
  • Feelings are often recognized by nonverbal changes, such as blushing.​ <br> a. True <br> b. False
    11·1 answer
  • Watson and Crick discovered that DNA is __________. A. the genetic information B. very small C. a double helix D. a treatment fo
    9·2 answers
  • What type of vegetation is not frequently found in the tundra?
    7·2 answers
  • when cattle with solid white coats (W) are mated to cattle with solid red coats (R) the offsping are roan (WR) meaning they have
    9·1 answer
  • What important trait do all Protists share
    7·1 answer
  • Where is having brightly colored feathers that attract mates most clearly an adaptation for a bird?
    13·1 answer
  • Skin color in a certain species of fish is inherited via a gene with four different alleles. Each allele confers a unit of color
    13·1 answer
  • How do populations survive when the environment changes
    12·1 answer
  • Explain why mountain tops are colder as compared to plains? ​
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!